diff -r 94c649383b95 sys/man/2/perror
--- a/sys/man/2/perror	Tue Feb 09 16:24:41 2016 -0500
+++ b/sys/man/2/perror	Tue Feb 09 19:54:00 2016 -0500
@@ -36,8 +36,8 @@
 .I Logname
 must contain no slashes.
 The message is a line with several fields:
+seconds since the epoch;
 the name of the machine writing the message;
-the date and time;
 the message specified by the
 .IR print (2)
 format
diff -r 94c649383b95 sys/src/libc/9sys/syslog.c
--- a/sys/src/libc/9sys/syslog.c	Tue Feb 09 16:24:41 2016 -0500
+++ b/sys/src/libc/9sys/syslog.c	Tue Feb 09 19:54:00 2016 -0500
@@ -43,7 +43,7 @@
 syslog(int cons, char *logname, char *fmt, ...)
 {
 	char buf[1024];
-	char *ctim, *p;
+	char *p;
 	va_list arg;
 	int n;
 	Dir *d;
@@ -92,11 +92,7 @@
 		return;
 	}
 
-	ctim = ctime(time(0));
-	p = buf + snprint(buf, sizeof(buf)-1, "%s ", sysname());
-	strncpy(p, ctim+4, 15);
-	p += 15;
-	*p++ = ' ';
+	p = buf + snprint(buf, sizeof(buf)-1, "%ld %s ", time(0), sysname());
 	errstr(err, sizeof err);
 	va_start(arg, fmt);
 	p = vseprint(p, buf+sizeof(buf)-1, fmt, arg);