$NetBSD$

--- lib-src/make-docfile.c.orig	2004-03-25 22:56:07.000000000 +0100
+++ lib-src/make-docfile.c	2004-03-25 22:56:42.000000000 +0100
@@ -36,6 +36,7 @@
 #include <../src/config.h>
 
 #include <stdio.h>
+#include <stdlib.h>
 #ifdef MSDOS
 #include <fcntl.h>
 #endif /* MSDOS */
