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, 4 deletions

diff --git a/src/keyboard.c b/src/keyboard.c
index 3cd042fb21e..f2aeff89542 100644
--- a/src/keyboard.c
+++ b/src/keyboard.c
@@ -79,10 +79,6 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 #include "nsterm.h"
 #endif
 
-#ifndef USE_CRT_DLL
-extern int errno;
-#endif
-
 /* Variables for blockinput.h: */
 
 /* Non-zero if interrupt input is blocked right now.  */