$OpenBSD: patch-src_afprogram_c,v 1.1 2004/06/19 22:16:23 jakob Exp $
--- src/afprogram.c.orig	2004-03-22 12:56:33.000000000 +0100
+++ src/afprogram.c	2004-06-19 23:48:58.000000000 +0200
@@ -109,7 +109,7 @@ do_init_afprogram_dest(struct log_handle
 		dup2(fd, 2);
 		close(fd);
 		close(msgpipe[1]);
-		execl("/bin/sh", "/bin/sh", "-c", self->progname->data, NULL);
+		execl("/bin/sh", "/bin/sh", "-c", self->progname->data, (void *)NULL);
 		_exit(127);
 	}
 	else {
