$NetBSD: patch-src_doc_c,v 1.1 2011/12/24 17:07:07 dholland Exp $

- use standard headers

--- src/doc.c~	1994-10-21 04:20:03.000000000 +0000
+++ src/doc.c
@@ -22,6 +22,7 @@ the Free Software Foundation, 675 Mass A
 
 #include <sys/types.h>
 #include <sys/file.h>	/* Must be after sys/types.h for USG and BSD4_1*/
+#include <stdlib.h>
 
 #ifdef USG5
 #include <fcntl.h>