$NetBSD: patch-ac,v 1.4 2013/01/11 13:24:32 joerg Exp $

--- icb/c_log.c.orig	1995-02-24 21:20:18.000000000 +0000
+++ icb/c_log.c
@@ -6,6 +6,7 @@
 #include "icb.h"
 #include "externs.h"
 #include <time.h>
+#include <errno.h>
 
 FILE *logfp = NULL;
 
@@ -45,8 +46,6 @@ char *path;
 	time_t time();
 	struct tm *t, *localtime();
 	time_t clock;
-	extern int errno, sys_nerr;
-	extern char *sys_errlist[];
 
 	/* determine pathname to use */
 	if (path == NULL || *path == '\0')
@@ -64,23 +63,15 @@ char *path;
 	
 	/* open the session log */
 	if ((logfp = fopen(path, "a")) == NULL) {
-		if (errno > sys_nerr)
-		   sprintf(TRET,
-		    "c_log: can't open \"%s\": errno %d", path, errno);
-		else
-		   sprintf(TRET,
-		    "c_log: can't open \"%s\": %s", path, sys_errlist[errno]);
+		sprintf(TRET,
+		 "c_log: can't open \"%s\": %s", path, strerror(errno));
 		return(-1);
 	}
 
 	/* protect the logfile against others */
 	if (fchmod((int)(fileno(logfp)), 0600) != 0) {
-		if (errno > sys_nerr)
-		   sprintf(TRET,
-		    "c_log: can't fchmod \"%s\": errno %d", path, errno);
-		else
-		   sprintf(TRET,
-		    "c_log: can't fchmod \"%s\": %s", path, sys_errlist[errno]);
+		sprintf(TRET,
+		 "c_log: can't fchmod \"%s\": %s", path, strerror(errno));
 		fclose(logfp);
 		logfp = NULL;
 		return(-1);
@@ -97,8 +88,8 @@ char *path;
 		aptr++;
 	
 	/* timestamp it */
-	sprintf(mbuf, "Session log \"%s\" started at %d/%02d/%-2d %s.",
-	  path, t->tm_mon+1, t->tm_mday, t->tm_year, aptr);
+	sprintf(mbuf, "Session log \"%s\" started at %d/%02d/%-4d %s.",
+	  path, t->tm_mon+1, t->tm_mday, 1900+t->tm_year, aptr);
 	putl(mbuf, PL_SCR | PL_LOG);
 
 	return(0);
@@ -107,7 +98,7 @@ char *path;
 
 /* close the logfile */
 
-closesessionlog()
+void closesessionlog(void)
 {
 	char *aptr, *ampm();
 	time_t time();
@@ -126,8 +117,8 @@ closesessionlog()
 		aptr++;
 	
 	/* timestamp it */
-	sprintf(mbuf, "Session log closed at %d/%02d/%-2d %s.",
-	  t->tm_mon+1, t->tm_mday, t->tm_year, aptr);
+	sprintf(mbuf, "Session log closed at %d/%02d/%-4d %s.",
+	  t->tm_mon+1, t->tm_mday, 1900+t->tm_year, aptr);
 	putl(mbuf, PL_SCR | PL_LOG);
 
 	/* close it */