From netbsd:

Removed "extern int errno"; Added #include <errno.h> if not already present.

7 files changed, 17 insertions, 21 deletions

diff --git a/games/adventure/main.c b/games/adventure/main.c
index 3879ba60bf7..7bb25c2c1a4 100644
--- a/games/adventure/main.c
+++ b/games/adventure/main.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: main.c,v 1.2 1995/03/21 12:05:07 cgd Exp $	*/
+/*    $NetBSD: main.c,v 1.3 1996/02/06 22:47:06 jtc Exp $     */
 
 /*-
  * Copyright (c) 1991, 1993
@@ -48,7 +48,7 @@ static char copyright[] =
 #if 0
 static char sccsid[] = "@(#)main.c	8.1 (Berkeley) 6/2/93";
 #else
-static char rcsid[] = "$NetBSD: main.c,v 1.2 1995/03/21 12:05:07 cgd Exp $";
+static char rcsid[] = "$NetBSD: main.c,v 1.3 1996/02/06 22:47:06 jtc Exp $";
 #endif
 #endif /* not lint */
 
@@ -63,7 +63,6 @@ main(argc,argv)
 int argc;
 char **argv;
 {
-	extern int errno;
 	register int i;
 	int rval,ll;
 	struct text *kk;
diff --git a/games/caesar/caesar.c b/games/caesar/caesar.c
index de5a2e8a620..80e41acf187 100644
--- a/games/caesar/caesar.c
+++ b/games/caesar/caesar.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: caesar.c,v 1.3 1995/03/21 15:08:21 cgd Exp $	*/
+/*    $NetBSD: caesar.c,v 1.4 1996/02/06 22:47:15 jtc Exp $   */
 
 /*
  * Copyright (c) 1989, 1993
@@ -51,7 +51,7 @@ static char copyright[] =
 #if 0
 static char sccsid[] = "@(#)caesar.c	8.1 (Berkeley) 5/31/93";
 #else
-static char rcsid[] = "$NetBSD: caesar.c,v 1.3 1995/03/21 15:08:21 cgd Exp $";
+static char rcsid[] = "$NetBSD: caesar.c,v 1.4 1996/02/06 22:47:15 jtc Exp $";
 #endif
 #endif /* not lint */
 
@@ -59,6 +59,7 @@ static char rcsid[] = "$NetBSD: caesar.c,v 1.3 1995/03/21 15:08:21 cgd Exp $";
 #include <stdio.h>
 #include <ctype.h>
 #include <unistd.h>
+#include <errno.h>
 
 #define	LINELENGTH	2048
 #define	ROTATE(ch, perm) \
@@ -79,7 +80,6 @@ main(argc, argv)
 	int argc;
 	char **argv;
 {
-	extern int errno;
 	register int ch, dot, i, nread, winnerdot;
 	register char *inbuf;
 	int obs[26], try, winner;
diff --git a/games/cribbage/instr.c b/games/cribbage/instr.c
index b4ecda0d85d..de6944bd234 100644
--- a/games/cribbage/instr.c
+++ b/games/cribbage/instr.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: instr.c,v 1.3 1995/03/21 15:08:52 cgd Exp $	*/
+/*    $NetBSD: instr.c,v 1.4 1996/02/06 22:47:18 jtc Exp $    */
 
 /*-
  * Copyright (c) 1990, 1993
@@ -37,13 +37,12 @@
 #if 0
 static char sccsid[] = "@(#)instr.c	8.1 (Berkeley) 5/31/93";
 #else
-static char rcsid[] = "$NetBSD: instr.c,v 1.3 1995/03/21 15:08:52 cgd Exp $";
+static char rcsid[] = "$NetBSD: instr.c,v 1.4 1996/02/06 22:47:18 jtc Exp $";
 #endif
 #endif /* not lint */
 
 #include <sys/types.h>
 #include <sys/wait.h>
-#include <sys/errno.h>
 #include <sys/stat.h>
 
 #include <curses.h>
@@ -51,6 +50,7 @@ static char rcsid[] = "$NetBSD: instr.c,v 1.3 1995/03/21 15:08:52 cgd Exp $";
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
+#include <errno.h>
 
 #include "deck.h"
 #include "cribbage.h"
@@ -59,7 +59,6 @@ static char rcsid[] = "$NetBSD: instr.c,v 1.3 1995/03/21 15:08:52 cgd Exp $";
 void
 instructions()
 {
-	extern int errno;
 	struct stat sb;
 	union wait pstat;
 	pid_t pid;
diff --git a/games/dm/dm.c b/games/dm/dm.c
index 7dd82ef9934..69797ade005 100644
--- a/games/dm/dm.c
+++ b/games/dm/dm.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: dm.c,v 1.4 1995/03/21 15:09:05 cgd Exp $	*/
+/*    $NetBSD: dm.c,v 1.5 1996/02/06 22:47:20 jtc Exp $       */
 
 /*
  * Copyright (c) 1987, 1993
@@ -43,7 +43,7 @@ static char copyright[] =
 #if 0
 static char sccsid[] = "@(#)dm.c	8.1 (Berkeley) 5/31/93";
 #else
-static char rcsid[] = "$NetBSD: dm.c,v 1.4 1995/03/21 15:09:05 cgd Exp $";
+static char rcsid[] = "$NetBSD: dm.c,v 1.5 1996/02/06 22:47:20 jtc Exp $";
 #endif
 #endif /* not lint */
 
@@ -60,10 +60,10 @@ static char rcsid[] = "$NetBSD: dm.c,v 1.4 1995/03/21 15:09:05 cgd Exp $";
 #include <time.h>
 #include <unistd.h>
 #include <utmp.h>
+#include <errno.h>
 
 #include "pathnames.h"
 
-extern int errno;
 static time_t	now;			/* current time value */
 static int	priority = 0;		/* priority game runs at */
 static char	*game,			/* requested game */
diff --git a/games/hack/hack.unix.c b/games/hack/hack.unix.c
index 86308446eba..174248ad58c 100644
--- a/games/hack/hack.unix.c
+++ b/games/hack/hack.unix.c
@@ -3,7 +3,7 @@
  */
 
 #ifndef lint
-static char rcsid[] = "$NetBSD: hack.unix.c,v 1.3 1995/03/23 08:31:55 cgd Exp $";
+static char rcsid[] = "$NetBSD: hack.unix.c,v 1.4 1996/02/06 22:47:25 jtc Exp $";
 #endif /* not lint */
 
 /* This file collects some Unix dependencies; hack.pager.c contains some more */
@@ -158,7 +158,6 @@ veryold(fd) {
 	if(buf.st_size != sizeof(int)) return(0);	/* not an xlock file */
 	(void) time(&date);
 	if(date - buf.st_mtime < 3L*24L*60L*60L) {	/* recent */
-		extern int errno;
 		int lockedpid;	/* should be the same size as hackpid */
 
 		if(read(fd, (char *)&lockedpid, sizeof(lockedpid)) !=
@@ -184,7 +183,7 @@ veryold(fd) {
 
 getlock()
 {
-	extern int errno, hackpid, locknum;
+      extern int hackpid, locknum;
 	register int i = 0, fd;
 
 	(void) fflush(stdout);
diff --git a/games/pom/pom.c b/games/pom/pom.c
index 8a9f40f82bf..b154e1e1bb6 100644
--- a/games/pom/pom.c
+++ b/games/pom/pom.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: pom.c,v 1.5 1995/06/07 16:30:46 cgd Exp $	*/
+/*    $NetBSD: pom.c,v 1.6 1996/02/06 22:47:29 jtc Exp $      */
 
 /*
  * Copyright (c) 1989, 1993
@@ -45,7 +45,7 @@ static char copyright[] =
 #if 0
 static char sccsid[] = "@(#)pom.c	8.1 (Berkeley) 5/31/93";
 #else
-static char rcsid[] = "$NetBSD: pom.c,v 1.5 1995/06/07 16:30:46 cgd Exp $";
+static char rcsid[] = "$NetBSD: pom.c,v 1.6 1996/02/06 22:47:29 jtc Exp $";
 #endif
 #endif /* not lint */
 
@@ -64,6 +64,7 @@ static char rcsid[] = "$NetBSD: pom.c,v 1.5 1995/06/07 16:30:46 cgd Exp $";
 #include <string.h>
 #include <tzfile.h>
 #include <math.h>
+#include <errno.h>
 
 #define	PI	  3.141592654
 #define	EPOCH	  85
@@ -78,7 +79,6 @@ double dtor(), potm(), adj360();
 
 main()
 {
-	extern int errno;
 	struct timeval tp;
 	struct timezone tzp;
 	struct tm *GMT, *gmtime();
diff --git a/games/tetris/input.c b/games/tetris/input.c
index abac0a93409..1f879419c42 100644
--- a/games/tetris/input.c
+++ b/games/tetris/input.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: input.c,v 1.2 1995/04/22 07:42:34 cgd Exp $	*/
+/*    $NetBSD: input.c,v 1.3 1996/02/06 22:47:33 jtc Exp $    */
 
 /*-
  * Copyright (c) 1992, 1993
@@ -80,7 +80,6 @@ rwait(tvp)
 {
 	int i;
 	struct timeval starttv, endtv, *s;
-	extern int errno;
 #define	NILTZ ((struct timezone *)0)
 
 	/*