Remove extern errno declarations.

* xterm.c:
* xrdb.c:
* w32term.c:
* unexec.c:
* unexaix.c:
* sysdep.c:
* process.c:
* lread.c:
* keyboard.c:
* floatfns.c:
* filelock.c:
* fileio.c:
* emacs.c (main):
* ecrt0.c:
* dispnew.c:
* callproc.c:
* buffer.c: Remove errno extern declarations.
* s/netbsd.h (NEED_ERRNO): Remove.

* movemail.c:
* etags.c:
* emacsclient.c: Remove extern errno declarations.

1 files changed, 0 insertions, 5 deletions

diff --git a/src/callproc.c b/src/callproc.c
index bed3302e508..378c647f385 100644
--- a/src/callproc.c
+++ b/src/callproc.c
@@ -25,10 +25,6 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 #include <stdio.h>
 #include <setjmp.h>
 
-#ifndef USE_CRT_DLL
-extern int errno;
-#endif
-
 /* Define SIGCHLD as an alias for SIGCLD.  */
 
 #if !defined (SIGCHLD) && defined (SIGCLD)
@@ -61,7 +57,6 @@ extern int errno;
 #include <fcntl.h>
 #include <sys/stat.h>
 #include <sys/param.h>
-#include <errno.h>
 #endif /* MSDOS */
 
 #ifndef O_RDONLY