178 files changed, 200 insertions, 201 deletions

diff --git a/src/.gdbinit b/src/.gdbinit
index 21cdca5b2c0..60f6348715c 100644
--- a/src/.gdbinit
+++ b/src/.gdbinit
@@ -13,7 +13,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
+# along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.
 
 # Force loading of symbols, enough to give us VALBITS etc.
 set $dummy = main + 8
diff --git a/src/Makefile.in b/src/Makefile.in
index a98ad9c5ebd..0e55ad4bb29 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -16,7 +16,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
+# along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.
 
 
 # Note that this file is edited by msdos/sed1v2.inp for MSDOS.  That
diff --git a/src/README b/src/README
index fef2ff4e9e1..4790c04141b 100644
--- a/src/README
+++ b/src/README
@@ -27,4 +27,4 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.
diff --git a/src/alloc.c b/src/alloc.c
index 300f5e420d3..87e9ef0059b 100644
--- a/src/alloc.c
+++ b/src/alloc.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/atimer.c b/src/atimer.c
index 5feb1f6777d..0abd6c19c3a 100644
--- a/src/atimer.c
+++ b/src/atimer.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include <stdio.h>
diff --git a/src/atimer.h b/src/atimer.h
index 30a5856ffdf..fb85193d829 100644
--- a/src/atimer.h
+++ b/src/atimer.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_ATIMER_H
 #define EMACS_ATIMER_H
diff --git a/src/bidi.c b/src/bidi.c
index 763797488b0..fd73b548376 100644
--- a/src/bidi.c
+++ b/src/bidi.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* Written by Eli Zaretskii <eliz@gnu.org>.
 
diff --git a/src/blockinput.h b/src/blockinput.h
index d57c5bae2af..1ca3b47c96b 100644
--- a/src/blockinput.h
+++ b/src/blockinput.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_BLOCKINPUT_H
 #define EMACS_BLOCKINPUT_H
diff --git a/src/buffer.c b/src/buffer.c
index f2689b61fdb..bc28ac7d1aa 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/buffer.h b/src/buffer.h
index 46ca6aa7384..ac7c5a54679 100644
--- a/src/buffer.h
+++ b/src/buffer.h
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_BUFFER_H
 #define EMACS_BUFFER_H
diff --git a/src/bytecode.c b/src/bytecode.c
index a473dfb9c8c..50c7abe2891 100644
--- a/src/bytecode.c
+++ b/src/bytecode.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/callint.c b/src/callint.c
index 96436116c8b..105ec071d07 100644
--- a/src/callint.c
+++ b/src/callint.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/callproc.c b/src/callproc.c
index b93d361a947..9375ce5312c 100644
--- a/src/callproc.c
+++ b/src/callproc.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/casefiddle.c b/src/casefiddle.c
index 443d62b6259..8f564edeb95 100644
--- a/src/casefiddle.c
+++ b/src/casefiddle.c
@@ -17,7 +17,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/casetab.c b/src/casetab.c
index 6108bb680bb..924bf9a527f 100644
--- a/src/casetab.c
+++ b/src/casetab.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/category.c b/src/category.c
index b633f65532a..eced906584e 100644
--- a/src/category.c
+++ b/src/category.c
@@ -22,7 +22,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 /* Here we handle three objects: category, category set, and category
diff --git a/src/category.h b/src/category.h
index 247f9093d09..c4feedd358f 100644
--- a/src/category.h
+++ b/src/category.h
@@ -20,7 +20,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_CATEGORY_H
 #define EMACS_CATEGORY_H
diff --git a/src/ccl.c b/src/ccl.c
index b2caf413f7a..dc7afc5ef6f 100644
--- a/src/ccl.c
+++ b/src/ccl.c
@@ -21,7 +21,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
@@ -730,7 +730,7 @@ while (0)
 #endif
 
 /* Use "&" rather than "&&" to suppress a bogus GCC warning; see
-   <http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43772>.  */
+   <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43772>.  */
 #define ASCENDING_ORDER(lo, med, hi) (((lo) <= (med)) & ((med) <= (hi)))
 
 #define GET_CCL_RANGE(var, ccl_prog, ic, lo, hi)                \
diff --git a/src/ccl.h b/src/ccl.h
index 10860f509d4..8eb9d7eb2e8 100644
--- a/src/ccl.h
+++ b/src/ccl.h
@@ -20,7 +20,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #ifndef EMACS_CCL_H
diff --git a/src/character.c b/src/character.c
index 1c6020ee468..c8ffa2b2cd5 100644
--- a/src/character.c
+++ b/src/character.c
@@ -20,7 +20,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* At first, see the document in `character.h' to understand the code
    in this file.  */
diff --git a/src/character.h b/src/character.h
index b073a0dd1e4..c716885d46b 100644
--- a/src/character.h
+++ b/src/character.h
@@ -18,7 +18,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_CHARACTER_H
 #define EMACS_CHARACTER_H
diff --git a/src/charset.c b/src/charset.c
index 6ce2f902c81..ab207eaa1b6 100644
--- a/src/charset.c
+++ b/src/charset.c
@@ -24,7 +24,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/charset.h b/src/charset.h
index a26d64343d7..2b6875ce3fc 100644
--- a/src/charset.h
+++ b/src/charset.h
@@ -22,7 +22,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_CHARSET_H
 #define EMACS_CHARSET_H
diff --git a/src/chartab.c b/src/chartab.c
index 8392c0c07dc..065ae4f9f20 100644
--- a/src/chartab.c
+++ b/src/chartab.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/cm.c b/src/cm.c
index 9a90f37445c..f3f41549b27 100644
--- a/src/cm.c
+++ b/src/cm.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/cm.h b/src/cm.h
index 83ef512c99d..1002672db7b 100644
--- a/src/cm.h
+++ b/src/cm.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_CM_H
 #define EMACS_CM_H
diff --git a/src/cmds.c b/src/cmds.c
index 6f2db8696e9..e4c0c866916 100644
--- a/src/cmds.c
+++ b/src/cmds.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/coding.c b/src/coding.c
index 50ad206be69..d790ad08ea9 100644
--- a/src/coding.c
+++ b/src/coding.c
@@ -21,7 +21,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /*** TABLE OF CONTENTS ***
 
diff --git a/src/coding.h b/src/coding.h
index 8ed851d99ff..66d125b07e6 100644
--- a/src/coding.h
+++ b/src/coding.h
@@ -21,7 +21,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_CODING_H
 #define EMACS_CODING_H
diff --git a/src/commands.h b/src/commands.h
index 03e1b73e981..5dc1100294e 100644
--- a/src/commands.h
+++ b/src/commands.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_COMMANDS_H
 #define EMACS_COMMANDS_H
diff --git a/src/composite.c b/src/composite.c
index 05a296329a6..c01e2e3b95c 100644
--- a/src/composite.c
+++ b/src/composite.c
@@ -20,7 +20,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/composite.h b/src/composite.h
index dc1e7ce3457..7f0cc1cd350 100644
--- a/src/composite.h
+++ b/src/composite.h
@@ -20,7 +20,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_COMPOSITE_H
 #define EMACS_COMPOSITE_H
diff --git a/src/conf_post.h b/src/conf_post.h
index e1d6a9397d3..096a6779971 100644
--- a/src/conf_post.h
+++ b/src/conf_post.h
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* Put the code here rather than in configure.ac using AH_BOTTOM.
    This way, the code does not get processed by autoheader.  For
diff --git a/src/data.c b/src/data.c
index c9818b6b20f..feca0a6f376 100644
--- a/src/data.c
+++ b/src/data.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/dbusbind.c b/src/dbusbind.c
index 0d9d3e514fd..4a7068416fe 100644
--- a/src/dbusbind.c
+++ b/src/dbusbind.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/decompress.c b/src/decompress.c
index a53a66df187..12b1f6ca094 100644
--- a/src/decompress.c
+++ b/src/decompress.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/deps.mk b/src/deps.mk
index b56d880da86..a94d198b849 100644
--- a/src/deps.mk
+++ b/src/deps.mk
@@ -16,7 +16,7 @@
 ## GNU General Public License for more details.
 ##
 ## You should have received a copy of the GNU General Public License
-## along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
+## along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.
 
 ## Commentary:
 ##
diff --git a/src/dired.c b/src/dired.c
index 128493aff28..28d1cffb44c 100644
--- a/src/dired.c
+++ b/src/dired.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/dispextern.h b/src/dispextern.h
index 1df769a8f99..2f55d8cbc87 100644
--- a/src/dispextern.h
+++ b/src/dispextern.h
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* New redisplay written by Gerd Moellmann <gerd@gnu.org>.  */
 
diff --git a/src/dispnew.c b/src/dispnew.c
index 93ef6a55a2e..2d1df546982 100644
--- a/src/dispnew.c
+++ b/src/dispnew.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/disptab.h b/src/disptab.h
index cdfb080dff7..592a1fa0180 100644
--- a/src/disptab.h
+++ b/src/disptab.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* Access the slots of a display-table, according to their purpose.  */
 
diff --git a/src/doc.c b/src/doc.c
index 345e18b9186..3286c12675a 100644
--- a/src/doc.c
+++ b/src/doc.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
@@ -538,7 +538,7 @@ the same file name is found in the `doc-directory'.  */)
   char const *dirname;
   ptrdiff_t dirlen;
   /* Preloaded defcustoms using custom-initialize-delay are added to
-     this list, but kept unbound.  See http://debbugs.gnu.org/11565  */
+     this list, but kept unbound.  See https://debbugs.gnu.org/11565  */
   Lisp_Object delayed_init =
     find_symbol_value (intern ("custom-delayed-init-variables"));
 
diff --git a/src/doprnt.c b/src/doprnt.c
index 418601acb02..89d7e99deb4 100644
--- a/src/doprnt.c
+++ b/src/doprnt.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* If you think about replacing this with some similar standard C function of
    the printf family (such as vsnprintf), please note that this function
diff --git a/src/dynlib.c b/src/dynlib.c
index 47ba5e3d91b..a6d70484fc6 100644
--- a/src/dynlib.c
+++ b/src/dynlib.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 /* Assume modules are enabled on modern systems...  *Yes*, the
diff --git a/src/dynlib.h b/src/dynlib.h
index 1d53b8e5b2f..5669995624a 100644
--- a/src/dynlib.h
+++ b/src/dynlib.h
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef DYNLIB_H
 #define DYNLIB_H
diff --git a/src/editfns.c b/src/editfns.c
index d54c9c1abaf..b03eb947dec 100644
--- a/src/editfns.c
+++ b/src/editfns.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/emacs-icon.h b/src/emacs-icon.h
index b5ba89e15f3..f126458e9db 100644
--- a/src/emacs-icon.h
+++ b/src/emacs-icon.h
@@ -18,7 +18,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* Note that the GTK port uses gdk to display the icon, so Emacs need
    not have XPM support compiled in.  */
diff --git a/src/emacs-module.c b/src/emacs-module.c
index ad6c8fb0104..e5833a1d1f0 100644
--- a/src/emacs-module.c
+++ b/src/emacs-module.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/emacs-module.h.in b/src/emacs-module.h.in
index 40b6448d27e..d83cd430141 100644
--- a/src/emacs-module.h.in
+++ b/src/emacs-module.h.in
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_MODULE_H
 #define EMACS_MODULE_H
diff --git a/src/emacs.c b/src/emacs.c
index 668711a5ab9..1ad8af70a74 100644
--- a/src/emacs.c
+++ b/src/emacs.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #define INLINE EXTERN_INLINE
 #include <config.h>
diff --git a/src/emacsgtkfixed.c b/src/emacsgtkfixed.c
index 75cb3c1c727..1a00e0f6806 100644
--- a/src/emacsgtkfixed.c
+++ b/src/emacsgtkfixed.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/emacsgtkfixed.h b/src/emacsgtkfixed.h
index 776ac453c01..8f2acd6bba3 100644
--- a/src/emacsgtkfixed.h
+++ b/src/emacsgtkfixed.h
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACSGTKFIXED_H
 #define EMACSGTKFIXED_H
diff --git a/src/epaths.in b/src/epaths.in
index c491d3b72e7..8f77b0a14fc 100644
--- a/src/epaths.in
+++ b/src/epaths.in
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 /* Together with PATH_SITELOADSEARCH, this gives the default value of
@@ -75,4 +75,3 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 
 /* Where Emacs should look for the application default file. */
 #define PATH_X_DEFAULTS "/usr/lib/X11/%L/%T/%N%C%S:/usr/lib/X11/%l/%T/%N%C%S:/usr/lib/X11/%T/%N%C%S:/usr/lib/X11/%L/%T/%N%S:/usr/lib/X11/%l/%T/%N%S:/usr/lib/X11/%T/%N%S"
-
diff --git a/src/eval.c b/src/eval.c
index a6612b93e25..62e219631db 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/fileio.c b/src/fileio.c
index 3195348a8ce..adb3534532c 100644
--- a/src/fileio.c
+++ b/src/fileio.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include <limits.h>
@@ -2046,7 +2046,7 @@ permissions.  */)
     {
       /* Set the modified context back to the file.  */
       bool fail = fsetfilecon (ofd, con) != 0;
-      /* See http://debbugs.gnu.org/11245 for ENOTSUP.  */
+      /* See https://debbugs.gnu.org/11245 for ENOTSUP.  */
       if (fail && errno != ENOTSUP)
         report_file_error ("Doing fsetfilecon", newname);
 
@@ -2943,7 +2943,7 @@ or if Emacs was not compiled with SELinux support.  */)
           fail = (lsetfilecon (SSDATA (encoded_absname),
                                context_str (parsed_con))
                   != 0);
-          /* See http://debbugs.gnu.org/11245 for ENOTSUP.  */
+          /* See https://debbugs.gnu.org/11245 for ENOTSUP.  */
           if (fail && errno != ENOTSUP)
             report_file_error ("Doing lsetfilecon", absname);
 
diff --git a/src/filelock.c b/src/filelock.c
index fd4f0aa864e..a8bc17c37b6 100644
--- a/src/filelock.c
+++ b/src/filelock.c
@@ -19,7 +19,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/firstfile.c b/src/firstfile.c
index c952e38aa6a..43f45f2bef5 100644
--- a/src/firstfile.c
+++ b/src/firstfile.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/floatfns.c b/src/floatfns.c
index 47553f27e82..47e94b8c862 100644
--- a/src/floatfns.c
+++ b/src/floatfns.c
@@ -18,7 +18,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 /* C89 requires only the following math.h functions, and Emacs omits
diff --git a/src/fns.c b/src/fns.c
index ef9a1758d60..13d235965e2 100644
--- a/src/fns.c
+++ b/src/fns.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/font.c b/src/font.c
index a5e5b6a5b9d..51625b49fa8 100644
--- a/src/font.c
+++ b/src/font.c
@@ -18,7 +18,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include <float.h>
diff --git a/src/font.h b/src/font.h
index 53e3fc21a3d..8f2e27f0edd 100644
--- a/src/font.h
+++ b/src/font.h
@@ -17,7 +17,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_FONT_H
 #define EMACS_FONT_H
diff --git a/src/fontset.c b/src/fontset.c
index 74018060b85..35586ad5c7d 100644
--- a/src/fontset.c
+++ b/src/fontset.c
@@ -22,7 +22,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include <stdio.h>
diff --git a/src/fontset.h b/src/fontset.h
index 8bf9f754fbd..cd6709dac2a 100644
--- a/src/fontset.h
+++ b/src/fontset.h
@@ -21,7 +21,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_FONTSET_H
 #define EMACS_FONTSET_H
diff --git a/src/frame.c b/src/frame.c
index 6e0c51b2f5f..39e5cc9c854 100644
--- a/src/frame.c
+++ b/src/frame.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
@@ -1913,7 +1913,7 @@ delete_frame (Lisp_Object frame, Lisp_Object force)
 
       /* Look for another visible frame on the same terminal.
          Do not call next_frame here because it may loop forever.
-         See http://debbugs.gnu.org/cgi/bugreport.cgi?bug=15025.  */
+         See https://debbugs.gnu.org/cgi/bugreport.cgi?bug=15025.  */
       FOR_EACH_FRAME (tail, frame1)
         if (!EQ (frame, frame1)
             && (FRAME_TERMINAL (XFRAME (frame))
diff --git a/src/frame.h b/src/frame.h
index 4b7e448b543..d1c21da4d2a 100644
--- a/src/frame.h
+++ b/src/frame.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_FRAME_H
 #define EMACS_FRAME_H
diff --git a/src/fringe.c b/src/fringe.c
index 5d3108a6c70..087ef33434d 100644
--- a/src/fringe.c
+++ b/src/fringe.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include <stdio.h>
diff --git a/src/ftcrfont.c b/src/ftcrfont.c
index 9b592e6a740..ad68ce8cebb 100644
--- a/src/ftcrfont.c
+++ b/src/ftcrfont.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/ftfont.c b/src/ftfont.c
index 5600bde646d..35f59233761 100644
--- a/src/ftfont.c
+++ b/src/ftfont.c
@@ -17,7 +17,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include <stdio.h>
diff --git a/src/ftfont.h b/src/ftfont.h
index 90abb452950..4201b2c2d67 100644
--- a/src/ftfont.h
+++ b/src/ftfont.h
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #ifndef EMACS_FTFONT_H
diff --git a/src/ftxfont.c b/src/ftxfont.c
index 8c829bb8f9c..3b27da67435 100644
--- a/src/ftxfont.c
+++ b/src/ftxfont.c
@@ -17,7 +17,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include <stdio.h>
diff --git a/src/getpagesize.h b/src/getpagesize.h
index 75b25b88987..951973033da 100644
--- a/src/getpagesize.h
+++ b/src/getpagesize.h
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef HAVE_GETPAGESIZE
 
diff --git a/src/gfilenotify.c b/src/gfilenotify.c
index fa4854c664d..13a3eae772a 100644
--- a/src/gfilenotify.c
+++ b/src/gfilenotify.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/gmalloc.c b/src/gmalloc.c
index baaff58050f..2bda95ebd3d 100644
--- a/src/gmalloc.c
+++ b/src/gmalloc.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 General Public License for more details.
 
 You should have received a copy of the GNU General Public
-License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+License along with this library.  If not, see <https://www.gnu.org/licenses/>.
 
    The author may be reached (Email) at the address mike@ai.mit.edu,
    or (US mail) as Mike Haertel c/o Free Software Foundation.  */
@@ -308,7 +308,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 General Public License for more details.
 
 You should have received a copy of the GNU General Public
-License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+License along with this library.  If not, see <https://www.gnu.org/licenses/>.
 
    The author may be reached (Email) at the address mike@ai.mit.edu,
    or (US mail) as Mike Haertel c/o Free Software Foundation.  */
@@ -965,7 +965,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 General Public License for more details.
 
 You should have received a copy of the GNU General Public
-License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+License along with this library.  If not, see <https://www.gnu.org/licenses/>.
 
    The author may be reached (Email) at the address mike@ai.mit.edu,
    or (US mail) as Mike Haertel c/o Free Software Foundation.  */
@@ -1275,7 +1275,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 General Public License for more details.
 
 You should have received a copy of the GNU General Public
-License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+License along with this library.  If not, see <https://www.gnu.org/licenses/>.
 
    The author may be reached (Email) at the address mike@ai.mit.edu,
    or (US mail) as Mike Haertel c/o Free Software Foundation.  */
@@ -1445,7 +1445,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 General Public License for more details.
 
 You should have received a copy of the GNU General Public
-License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+License along with this library.  If not, see <https://www.gnu.org/licenses/>.
 
    The author may be reached (Email) at the address mike@ai.mit.edu,
    or (US mail) as Mike Haertel c/o Free Software Foundation.  */
@@ -1483,7 +1483,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with the GNU C Library.  If not, see <http://www.gnu.org/licenses/>.  */
+along with the GNU C Library.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* uClibc defines __GNU_LIBRARY__, but it is not completely
    compatible.  */
@@ -1530,7 +1530,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 General Public License for more details.
 
 You should have received a copy of the GNU General Public
-License along with this library.  If not, see <http://www.gnu.org/licenses/>.  */
+License along with this library.  If not, see <https://www.gnu.org/licenses/>.  */
 
 void *
 aligned_alloc (size_t alignment, size_t size)
@@ -1662,7 +1662,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 General Public License for more details.
 
 You should have received a copy of the GNU General Public
-License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+License along with this library.  If not, see <https://www.gnu.org/licenses/>.
 
    The author may be reached (Email) at the address mike@ai.mit.edu,
    or (US mail) as Mike Haertel c/o Free Software Foundation.  */
@@ -1847,7 +1847,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 General Public License for more details.
 
 You should have received a copy of the GNU General Public
-License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+License along with this library.  If not, see <https://www.gnu.org/licenses/>.
 
    The author may be reached (Email) at the address mike@ai.mit.edu,
    or (US mail) as Mike Haertel c/o Free Software Foundation.  */
diff --git a/src/gnutls.c b/src/gnutls.c
index 188f995979e..d7a1399f106 100644
--- a/src/gnutls.c
+++ b/src/gnutls.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include <errno.h>
@@ -554,7 +554,7 @@ emacs_gnutls_nonblock_errno (gnutls_transport_ptr_t ptr)
     {
 #  ifdef _AIX
       /* This is taken from the GnuTLS system_errno function circa 2016;
-         see <http://savannah.gnu.org/support/?107464>.  */
+         see <https://savannah.gnu.org/support/?107464>.  */
     case 0:
       errno = EAGAIN;
       /* Fall through.  */
@@ -1355,7 +1355,7 @@ gnutls_verify_boot (Lisp_Object proc, Lisp_Object proplist)
   c_hostname = SSDATA (hostname);
 
   /* Now verify the peer, following
-     http://www.gnu.org/software/gnutls/manual/html_node/Verifying-peer_0027s-certificate.html.
+     https://www.gnu.org/software/gnutls/manual/html_node/Verifying-peer_0027s-certificate.html.
      The peer should present at least one certificate in the chain; do a
      check of the certificate's hostname with
      gnutls_x509_crt_check_hostname against :hostname.  */
diff --git a/src/gnutls.h b/src/gnutls.h
index 9323cd1aeff..00fa55b6c04 100644
--- a/src/gnutls.h
+++ b/src/gnutls.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_GNUTLS_DEFINED
 #define EMACS_GNUTLS_DEFINED
diff --git a/src/gtkutil.c b/src/gtkutil.c
index a2e322b1dac..0203a5d5c1a 100644
--- a/src/gtkutil.c
+++ b/src/gtkutil.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/gtkutil.h b/src/gtkutil.h
index f0f2981418c..f71f4bb0eda 100644
--- a/src/gtkutil.h
+++ b/src/gtkutil.h
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef GTKUTIL_H
 #define GTKUTIL_H
diff --git a/src/image.c b/src/image.c
index 7f5cf1a9669..3dac7086cb4 100644
--- a/src/image.c
+++ b/src/image.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
@@ -7148,7 +7148,7 @@ tiff_size_of_memory (thandle_t data)
 
 /* GCC 3.x on x86 Windows targets has a bug that triggers an internal
    compiler error compiling tiff_handler, see Bugzilla bug #17406
-   (http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17406).  Declaring
+   (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=17406).  Declaring
    this function as external works around that problem.  */
 # if defined (__MINGW32__) && __GNUC__ == 3
 #  define MINGW_STATIC
diff --git a/src/indent.c b/src/indent.c
index d76ac028d5b..26507b5eb5b 100644
--- a/src/indent.c
+++ b/src/indent.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include <stdio.h>
diff --git a/src/indent.h b/src/indent.h
index 42ae1260bc3..27a3c583882 100644
--- a/src/indent.h
+++ b/src/indent.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_INDENT_H
 #define EMACS_INDENT_H
diff --git a/src/inotify.c b/src/inotify.c
index 3d5d3d2621f..c0fc1db1570 100644
--- a/src/inotify.c
+++ b/src/inotify.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/insdel.c b/src/insdel.c
index 0a2e07a343f..5dfc62843a7 100644
--- a/src/insdel.c
+++ b/src/insdel.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/intervals.c b/src/intervals.c
index e65c22977ed..e711212d744 100644
--- a/src/intervals.c
+++ b/src/intervals.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 /* NOTES:
diff --git a/src/intervals.h b/src/intervals.h
index 9140e0c17ab..7dec6e5c765 100644
--- a/src/intervals.h
+++ b/src/intervals.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_INTERVALS_H
 #define EMACS_INTERVALS_H
diff --git a/src/keyboard.c b/src/keyboard.c
index 97069a24acc..4db50be855c 100644
--- a/src/keyboard.c
+++ b/src/keyboard.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/keyboard.h b/src/keyboard.h
index 2219c011352..a2a5f8f21d9 100644
--- a/src/keyboard.h
+++ b/src/keyboard.h
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_KEYBOARD_H
 #define EMACS_KEYBOARD_H
diff --git a/src/keymap.c b/src/keymap.c
index db9aa7cbf38..ccf8ce79175 100644
--- a/src/keymap.c
+++ b/src/keymap.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* Old BUGS:
    - [M-C-a] != [?\M-\C-a]
diff --git a/src/keymap.h b/src/keymap.h
index af0affbc849..2a1945a80a8 100644
--- a/src/keymap.h
+++ b/src/keymap.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef KEYMAP_H
 #define KEYMAP_H
diff --git a/src/kqueue.c b/src/kqueue.c
index 30922ef28b1..221b0032d82 100644
--- a/src/kqueue.c
+++ b/src/kqueue.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/lastfile.c b/src/lastfile.c
index f146602b3a0..2901f148e17 100644
--- a/src/lastfile.c
+++ b/src/lastfile.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 /* How this works:
diff --git a/src/lcms.c b/src/lcms.c
index 4c3a8b529d7..10c79ae24a0 100644
--- a/src/lcms.c
+++ b/src/lcms.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/lisp.h b/src/lisp.h
index 19594e7830d..40e84ec7ecc 100644
--- a/src/lisp.h
+++ b/src/lisp.h
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_LISP_H
 #define EMACS_LISP_H
diff --git a/src/lread.c b/src/lread.c
index dbaadce4b40..6bc93b14817 100644
--- a/src/lread.c
+++ b/src/lread.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* Tell globals.h to define tables needed by init_obarray.  */
 #define DEFINE_SYMBOLS
diff --git a/src/macfont.h b/src/macfont.h
index 909336cdbad..5ac604b0be6 100644
--- a/src/macfont.h
+++ b/src/macfont.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.
 
 Original author: YAMAMOTO Mitsuharu
 */
diff --git a/src/macfont.m b/src/macfont.m
index 59891353cd3..97879506ba4 100644
--- a/src/macfont.m
+++ b/src/macfont.m
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.
 
 Original author: YAMAMOTO Mitsuharu
 */
diff --git a/src/macros.c b/src/macros.c
index f0ffda3f441..b32d73068a9 100644
--- a/src/macros.c
+++ b/src/macros.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/macros.h b/src/macros.h
index 31aece434de..dde3eb0c3f9 100644
--- a/src/macros.h
+++ b/src/macros.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_MACROS_H
 #define EMACS_MACROS_H
diff --git a/src/marker.c b/src/marker.c
index f0c357fec00..2f7e649e9a6 100644
--- a/src/marker.c
+++ b/src/marker.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/menu.c b/src/menu.c
index 99a2ce8f7ef..d569b4b29b5 100644
--- a/src/menu.c
+++ b/src/menu.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include <stdio.h>
diff --git a/src/menu.h b/src/menu.h
index 2bb79ee82ce..1469cc87d99 100644
--- a/src/menu.h
+++ b/src/menu.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef MENU_H
 #define MENU_H
diff --git a/src/minibuf.c b/src/minibuf.c
index 010152930bc..a2f3324f99f 100644
--- a/src/minibuf.c
+++ b/src/minibuf.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/nsfns.m b/src/nsfns.m
index b00441eb79f..ba363629686 100644
--- a/src/nsfns.m
+++ b/src/nsfns.m
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /*
 Originally by Carl Edman
diff --git a/src/nsfont.m b/src/nsfont.m
index 1bfc3df1469..bcddd724c0d 100644
--- a/src/nsfont.m
+++ b/src/nsfont.m
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.
 
 Author: Adrian Robert (arobert@cogsci.ucsd.edu)
 */
@@ -301,7 +301,7 @@ ns_charset_covers(NSCharacterSet *set1, NSCharacterSet *set2, float pct)
     int i, off = 0, tot = 0;
 
     /* Work around what appears to be a GNUstep bug.
-       See <http://bugs.gnu.org/11853>.  */
+       See <https://bugs.gnu.org/11853>.  */
     if (! (bytes1 && bytes2))
       return NO;
 
diff --git a/src/nsgui.h b/src/nsgui.h
index a06eecf688f..e20f3e35e16 100644
--- a/src/nsgui.h
+++ b/src/nsgui.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef __NSGUI_H__
 #define __NSGUI_H__
diff --git a/src/nsimage.m b/src/nsimage.m
index ea2f1ec54ac..9d45b063af1 100644
--- a/src/nsimage.m
+++ b/src/nsimage.m
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /*
 Originally by Carl Edman
diff --git a/src/nsmenu.m b/src/nsmenu.m
index 93e06707c07..6ef7b60dc24 100644
--- a/src/nsmenu.m
+++ b/src/nsmenu.m
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /*
 By Adrian Robert, based on code from original nsmenu.m (Carl Edman,
diff --git a/src/nsselect.m b/src/nsselect.m
index 8b38daeb6cb..067c7788e8b 100644
--- a/src/nsselect.m
+++ b/src/nsselect.m
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /*
 Originally by Carl Edman
diff --git a/src/nsterm.h b/src/nsterm.h
index 65b7a0347ac..de96e0dbcbf 100644
--- a/src/nsterm.h
+++ b/src/nsterm.h
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include "dispextern.h"
diff --git a/src/nsterm.m b/src/nsterm.m
index 001e4576e89..27515335332 100644
--- a/src/nsterm.m
+++ b/src/nsterm.m
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /*
 Originally by Carl Edman
@@ -6076,7 +6076,7 @@ not_in_argv (NSString *arg)
               /*  GNUstep uses incompatible keycodes, even for those that are
                   supposed to be hardware independent.  Just check for delete.
                   Keypad delete does not have keysym 0xFFFF.
-                  See http://savannah.gnu.org/bugs/?25395
+                  See https://savannah.gnu.org/bugs/?25395
               */
               || (fnKeysym == 0xFFFF && code == 127)
 #endif
diff --git a/src/print.c b/src/print.c
index 12edf015892..f280616af8a 100644
--- a/src/print.c
+++ b/src/print.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/process.c b/src/process.c
index c45a3f63ce5..b941b5c1f9c 100644
--- a/src/process.c
+++ b/src/process.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
@@ -142,7 +142,7 @@ extern int sys_select (int, fd_set *, fd_set *, fd_set *,
 #endif
 
 /* Work around GCC 4.3.0 bug with strict overflow checking; see
-   <http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52904>.
+   <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52904>.
    This bug appears to be fixed in GCC 5.1, so don't work around it there.  */
 #if GNUC_PREREQ (4, 3, 0) && ! GNUC_PREREQ (5, 1, 0)
 # pragma GCC diagnostic ignored "-Wstrict-overflow"
diff --git a/src/process.h b/src/process.h
index 2c174cc3ea8..5a044f669f2 100644
--- a/src/process.h
+++ b/src/process.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_PROCESS_H
 #define EMACS_PROCESS_H
diff --git a/src/profiler.c b/src/profiler.c
index 6dc0d8ce72d..d9d7d0b1c7f 100644
--- a/src/profiler.c
+++ b/src/profiler.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include "lisp.h"
diff --git a/src/puresize.h b/src/puresize.h
index b90b6970421..0824437bdfd 100644
--- a/src/puresize.h
+++ b/src/puresize.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_PURESIZE_H
 #define EMACS_PURESIZE_H
diff --git a/src/ralloc.c b/src/ralloc.c
index 8a3d2b797f3..59a15e08ad8 100644
--- a/src/ralloc.c
+++ b/src/ralloc.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* NOTES:
 
diff --git a/src/regex.c b/src/regex.c
index 0dbb47309e4..330f2f78a84 100644
--- a/src/regex.c
+++ b/src/regex.c
@@ -15,7 +15,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* TODO:
    - structure the opcode space into opcode+flag.
diff --git a/src/regex.h b/src/regex.h
index 5e3a79763ec..9fa83560116 100644
--- a/src/regex.h
+++ b/src/regex.h
@@ -15,7 +15,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef _REGEX_H
 #define _REGEX_H 1
diff --git a/src/region-cache.c b/src/region-cache.c
index 36c8759366c..a00b28ea22f 100644
--- a/src/region-cache.c
+++ b/src/region-cache.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/region-cache.h b/src/region-cache.h
index 6327e2dc081..483ee36831f 100644
--- a/src/region-cache.h
+++ b/src/region-cache.h
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_REGION_CACHE_H
 #define EMACS_REGION_CACHE_H
diff --git a/src/scroll.c b/src/scroll.c
index 482a0261923..7004dcd9aea 100644
--- a/src/scroll.c
+++ b/src/scroll.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/search.c b/src/search.c
index 19e789dfa87..0cb1ec41f59 100644
--- a/src/search.c
+++ b/src/search.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/sheap.c b/src/sheap.c
index f7028b0cf76..09c1342bac1 100644
--- a/src/sheap.c
+++ b/src/sheap.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/sheap.h b/src/sheap.h
index 023db8c0fc3..f18eb2f1ce9 100644
--- a/src/sheap.h
+++ b/src/sheap.h
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <stddef.h>
 #include "lisp.h"
diff --git a/src/sound.c b/src/sound.c
index 75c27a97f4d..7a7f03d303a 100644
--- a/src/sound.c
+++ b/src/sound.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* Written by Gerd Moellmann <gerd@gnu.org>.  Tested with Luigi's
    driver on FreeBSD 2.2.7 with a SoundBlaster 16.  */
diff --git a/src/syntax.c b/src/syntax.c
index dcaca22f0e2..80603b4f8b3 100644
--- a/src/syntax.c
+++ b/src/syntax.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/syntax.h b/src/syntax.h
index f0bb9569cc7..2a7ba54e608 100644
--- a/src/syntax.h
+++ b/src/syntax.h
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_SYNTAX_H
 #define EMACS_SYNTAX_H
diff --git a/src/sysdep.c b/src/sysdep.c
index f5050e60f43..318d4eb380c 100644
--- a/src/sysdep.c
+++ b/src/sysdep.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/sysselect.h b/src/sysselect.h
index 2ddea665b30..8295aeb8421 100644
--- a/src/sysselect.h
+++ b/src/sysselect.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef SYSSELECT_H
 #define SYSSELECT_H 1
diff --git a/src/syssignal.h b/src/syssignal.h
index 8b815a29a35..61e1c5f60e8 100644
--- a/src/syssignal.h
+++ b/src/syssignal.h
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_SYSSIGNAL_H
 #define EMACS_SYSSIGNAL_H
diff --git a/src/sysstdio.h b/src/sysstdio.h
index 7fbcefcdad9..87d62afc3d7 100644
--- a/src/sysstdio.h
+++ b/src/sysstdio.h
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_SYSSTDIO_H
 #define EMACS_SYSSTDIO_H
diff --git a/src/systhread.c b/src/systhread.c
index aee12a9b482..ee89a1ed3ff 100644
--- a/src/systhread.c
+++ b/src/systhread.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include <setjmp.h>
diff --git a/src/systhread.h b/src/systhread.h
index c7999c0651d..443dc55c6a4 100644
--- a/src/systhread.h
+++ b/src/systhread.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef SYSTHREAD_H
 #define SYSTHREAD_H
diff --git a/src/systime.h b/src/systime.h
index d79eb213960..f9f1db35eb8 100644
--- a/src/systime.h
+++ b/src/systime.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_SYSTIME_H
 #define EMACS_SYSTIME_H
diff --git a/src/systty.h b/src/systty.h
index 9f2c61e0d69..a5ffc7b1d71 100644
--- a/src/systty.h
+++ b/src/systty.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_SYSTTY_H
 #define EMACS_SYSTTY_H
diff --git a/src/syswait.h b/src/syswait.h
index 055562ae48b..939c16f4fb6 100644
--- a/src/syswait.h
+++ b/src/syswait.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* Define the structure that the wait system call stores.
    On many systems, there is a structure defined for this.
diff --git a/src/term.c b/src/term.c
index c1d7b0483e7..a2ae8c2c6f0 100644
--- a/src/term.c
+++ b/src/term.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* New redisplay, TTY faces by Gerd Moellmann <gerd@gnu.org>.  */
 
diff --git a/src/termcap.c b/src/termcap.c
index a0e558d9cac..6942c33daec 100644
--- a/src/termcap.c
+++ b/src/termcap.c
@@ -13,7 +13,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* Emacs config.h may rename various library functions such as malloc.  */
 #include <config.h>
diff --git a/src/termchar.h b/src/termchar.h
index cf061a97806..3e1695d075e 100644
--- a/src/termchar.h
+++ b/src/termchar.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_TERMCHAR_H
 #define EMACS_TERMCHAR_H
diff --git a/src/termhooks.h b/src/termhooks.h
index 14ec397346a..97c128ba4e2 100644
--- a/src/termhooks.h
+++ b/src/termhooks.h
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_TERMHOOKS_H
 #define EMACS_TERMHOOKS_H
diff --git a/src/terminal.c b/src/terminal.c
index 367f2ac7192..0edaad65c7f 100644
--- a/src/terminal.c
+++ b/src/terminal.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/terminfo.c b/src/terminfo.c
index 1a0c0133dd8..046d00acee9 100644
--- a/src/terminfo.c
+++ b/src/terminfo.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include "tparam.h"
diff --git a/src/termopts.h b/src/termopts.h
index a78c5f03afe..e1c5f2b7b3c 100644
--- a/src/termopts.h
+++ b/src/termopts.h
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_TERMOPTS_H
 #define EMACS_TERMOPTS_H
diff --git a/src/textprop.c b/src/textprop.c
index 225ff28e57e..513780c3009 100644
--- a/src/textprop.c
+++ b/src/textprop.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/thread.c b/src/thread.c
index 1f7ced386d3..42d7791ad0f 100644
--- a/src/thread.c
+++ b/src/thread.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/thread.h b/src/thread.h
index 52b16f1ba83..7fce8674f0e 100644
--- a/src/thread.h
+++ b/src/thread.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef THREAD_H
 #define THREAD_H
diff --git a/src/tparam.c b/src/tparam.c
index 92fa5b19df7..ff145729cd0 100644
--- a/src/tparam.c
+++ b/src/tparam.c
@@ -13,7 +13,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* Emacs config.h may rename various library functions such as malloc.  */
 #include <config.h>
diff --git a/src/tparam.h b/src/tparam.h
index 02136b6ca58..7ae2a10c2f5 100644
--- a/src/tparam.h
+++ b/src/tparam.h
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef EMACS_TPARAM_H
 #define EMACS_TPARAM_H
diff --git a/src/undo.c b/src/undo.c
index a4ae40cbc49..d9a56872dca 100644
--- a/src/undo.c
+++ b/src/undo.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 #include <config.h>
diff --git a/src/unexaix.c b/src/unexaix.c
index 75a79c66d0a..7698af0f01a 100644
--- a/src/unexaix.c
+++ b/src/unexaix.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /*
 In other words, you are welcome to use, share and improve this program.
diff --git a/src/unexcoff.c b/src/unexcoff.c
index 9852c14553a..1a42c84a9b7 100644
--- a/src/unexcoff.c
+++ b/src/unexcoff.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 /*
diff --git a/src/unexcw.c b/src/unexcw.c
index 8e5d7e89f19..55206ccffae 100644
--- a/src/unexcw.c
+++ b/src/unexcw.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include "unexec.h"
diff --git a/src/unexelf.c b/src/unexelf.c
index 5129784ade2..1cdcfeb44e4 100644
--- a/src/unexelf.c
+++ b/src/unexelf.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /*
 In other words, you are welcome to use, share and improve this program.
diff --git a/src/unexmacosx.c b/src/unexmacosx.c
index 3b1efa3ca30..7fb5750cef2 100644
--- a/src/unexmacosx.c
+++ b/src/unexmacosx.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* Contributed by Andrew Choi (akochoi@mac.com).  */
 
diff --git a/src/unexw32.c b/src/unexw32.c
index 5259b2a52b0..73d23056263 100644
--- a/src/unexw32.c
+++ b/src/unexw32.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /*
    Geoff Voelker (voelker@cs.washington.edu)                         8-12-94
diff --git a/src/vm-limit.c b/src/vm-limit.c
index bb38b445b10..703238bf6ce 100644
--- a/src/vm-limit.c
+++ b/src/vm-limit.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include <unistd.h> /* for 'environ', on AIX */
diff --git a/src/widget.c b/src/widget.c
index 585039d58c6..d5f720e7a54 100644
--- a/src/widget.c
+++ b/src/widget.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* Emacs 19 face widget ported by Fred Pierresteguy */
 
diff --git a/src/widget.h b/src/widget.h
index 97dd6ab61de..07cc665b355 100644
--- a/src/widget.h
+++ b/src/widget.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* Emacs 19 face widget ported by Fred Pierresteguy */
 
diff --git a/src/widgetprv.h b/src/widgetprv.h
index 309aed779da..ac49e8c8027 100644
--- a/src/widgetprv.h
+++ b/src/widgetprv.h
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* Emacs 19 face widget ported by Fred Pierresteguy */
 
diff --git a/src/window.c b/src/window.c
index 18adb62538b..ba86d73911f 100644
--- a/src/window.c
+++ b/src/window.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/window.h b/src/window.h
index e9040f816df..df7c23f824b 100644
--- a/src/window.h
+++ b/src/window.h
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef WINDOW_H_INCLUDED
 #define WINDOW_H_INCLUDED
diff --git a/src/xdisp.c b/src/xdisp.c
index 5e8188cacb9..8ca9037a00d 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* New redisplay written by Gerd Moellmann <gerd@gnu.org>.
 
diff --git a/src/xfaces.c b/src/xfaces.c
index 32a5bd5f60b..012de4e7af1 100644
--- a/src/xfaces.c
+++ b/src/xfaces.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* New face implementation by Gerd Moellmann <gerd@gnu.org>.  */
 
diff --git a/src/xfns.c b/src/xfns.c
index 40f06e2d9f3..69955fe9a8f 100644
--- a/src/xfns.c
+++ b/src/xfns.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include <stdio.h>
diff --git a/src/xfont.c b/src/xfont.c
index 85fccf0dafd..3891c8b7b92 100644
--- a/src/xfont.c
+++ b/src/xfont.c
@@ -17,7 +17,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include <stdio.h>
@@ -877,7 +877,7 @@ xfont_close (struct font *font)
      the logically different X connection after the previous display
      connection was closed.  That's why we also check whether font's
      ID matches the one recorded in x_display_info for this display.
-     See http://debbugs.gnu.org/cgi/bugreport.cgi?bug=16069.  */
+     See https://debbugs.gnu.org/cgi/bugreport.cgi?bug=16069.  */
   if (xfi->xfont
       && ((xdi = x_display_info_for_display (xfi->display))
           && xfi->x_display_id == xdi->x_id))
diff --git a/src/xftfont.c b/src/xftfont.c
index 137d5baf14b..ff8a59f3bf2 100644
--- a/src/xftfont.c
+++ b/src/xftfont.c
@@ -17,7 +17,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include <stdio.h>
diff --git a/src/xgselect.c b/src/xgselect.c
index 26a2d27e84b..885563cc90d 100644
--- a/src/xgselect.c
+++ b/src/xgselect.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/xgselect.h b/src/xgselect.h
index 5baf8a8f03c..a4280cc0215 100644
--- a/src/xgselect.h
+++ b/src/xgselect.h
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef XGSELECT_H
 #define XGSELECT_H
diff --git a/src/xmenu.c b/src/xmenu.c
index 64df151b289..3935307519f 100644
--- a/src/xmenu.c
+++ b/src/xmenu.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* X pop-up deck-of-cards menu facility for GNU Emacs.
  *
diff --git a/src/xml.c b/src/xml.c
index 7953491cc22..d087a34a5e0 100644
--- a/src/xml.c
+++ b/src/xml.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/xrdb.c b/src/xrdb.c
index 5611a33b283..15a01475b7c 100644
--- a/src/xrdb.c
+++ b/src/xrdb.c
@@ -18,7 +18,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/xselect.c b/src/xselect.c
index 2249828fb4e..7fbb23339d9 100644
--- a/src/xselect.c
+++ b/src/xselect.c
@@ -14,7 +14,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 
 /* Rewritten by jwz */
diff --git a/src/xsettings.c b/src/xsettings.c
index 4d56ad10dda..f73b791d519 100644
--- a/src/xsettings.c
+++ b/src/xsettings.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/xsettings.h b/src/xsettings.h
index ba2a31082be..27717aae6ee 100644
--- a/src/xsettings.h
+++ b/src/xsettings.h
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef XSETTINGS_H
 #define XSETTINGS_H
diff --git a/src/xsmfns.c b/src/xsmfns.c
index d3b4d4d66a3..2cb4f3eca56 100644
--- a/src/xsmfns.c
+++ b/src/xsmfns.c
@@ -16,7 +16,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/xterm.c b/src/xterm.c
index 0b949330ebc..0b321909c85 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* New display code by Gerd Moellmann <gerd@gnu.org>.  */
 /* Xt features made by Fred Pierresteguy.  */
@@ -8005,7 +8005,7 @@ handle_one_xevent (struct x_display_info *dpyinfo,
             {
 #ifdef USE_GTK
               /* This seems to be needed for GTK 2.6 and later, see
-                 http://debbugs.gnu.org/cgi/bugreport.cgi?bug=15398.  */
+                 https://debbugs.gnu.org/cgi/bugreport.cgi?bug=15398.  */
               x_clear_area (f,
                             event->xexpose.x, event->xexpose.y,
                             event->xexpose.width, event->xexpose.height);
@@ -12268,7 +12268,7 @@ static void
 x_setup_pointer_blanking (struct x_display_info *dpyinfo)
 {
   /* FIXME: the brave tester should set EMACS_XFIXES because we're suspecting
-     X server bug, see http://debbugs.gnu.org/cgi/bugreport.cgi?bug=17609.  */
+     X server bug, see https://debbugs.gnu.org/cgi/bugreport.cgi?bug=17609.  */
   if (egetenv ("EMACS_XFIXES") && x_probe_xfixes_extension (dpyinfo->display))
     dpyinfo->toggle_visible_pointer = xfixes_toggle_visible_pointer;
   else
diff --git a/src/xterm.h b/src/xterm.h
index b16d3023f0a..6274630706f 100644
--- a/src/xterm.h
+++ b/src/xterm.h
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef XTERM_H
 #define XTERM_H
diff --git a/src/xwidget.c b/src/xwidget.c
index e6de5da8e69..a0c9e034775 100644
--- a/src/xwidget.c
+++ b/src/xwidget.c
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 
diff --git a/src/xwidget.h b/src/xwidget.h
index d43b4017965..22a8eb3a557 100644
--- a/src/xwidget.h
+++ b/src/xwidget.h
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef XWIDGET_H_INCLUDED
 #define XWIDGET_H_INCLUDED