comment fix; strlcat returns strlen(initial dst) + strlen(src).

src/lib/libc/string/strlcat.c

@@ -1,4 +1,4 @@
-/*	$OpenBSD: strlcat.c,v 1.2 1999/06/17 16:28:58 millert Exp $	*/
+/*	$OpenBSD: strlcat.c,v 1.3 2000/11/24 11:10:02 itojun Exp $	*/
 
 /*
  * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
@@ -28,7 +28,7 @@
  */
 
 #if defined(LIBC_SCCS) && !defined(lint)
-static char *rcsid = "$OpenBSD: strlcat.c,v 1.2 1999/06/17 16:28:58 millert Exp $";
+static char *rcsid = "$OpenBSD: strlcat.c,v 1.3 2000/11/24 11:10:02 itojun Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #include <sys/types.h>
@@ -38,7 +38,8 @@ static char *rcsid = "$OpenBSD: strlcat.c,v 1.2 1999/06/17 16:28:58 millert Exp
  * Appends src to string dst of size siz (unlike strncat, siz is the
  * full size of dst, not space left).  At most siz-1 characters
  * will be copied.  Always NUL terminates (unless siz == 0).
- * Returns strlen(src); if retval >= siz, truncation occurred.
+ * Returns strlen(initial dst) + strlen(src); if retval >= siz,
+ * truncation occurred.
  */
 size_t strlcat(dst, src, siz)
 	char *dst;