$OpenBSD: patch-imap-send_c,v 1.10 2011/04/29 11:09:12 stsp Exp $
--- imap-send.c.orig	Sun Apr 24 19:48:31 2011
+++ imap-send.c	Thu Apr 28 18:00:41 2011
@@ -1068,7 +1068,7 @@ static struct store *imap_open_store(struct imap_serve
 	/* open connection to IMAP server */
 
 	if (srvc->tunnel) {
-		const char *argv[] = { srvc->tunnel, NULL };
+		const char *argv[] = { srvc->tunnel, (void *)NULL };
 		struct child_process tunnel = {NULL};
 
 		imap_info("Starting tunnel '%s'... ", srvc->tunnel);
