$OpenBSD: patch-growisofs_c,v 1.3 2008/01/26 02:21:28 jakemsr Exp $
--- growisofs.c.orig	Thu Jan 17 22:18:18 2008
+++ growisofs.c	Thu Jan 17 22:18:18 2008
@@ -2296,7 +2296,7 @@ int builtin_dd (int infd,int outfd,off64_t outoff)
 	    fcntl (in_fd,F_SETFD,rval&~FD_CLOEXEC);
 
 	    sprintf (str,"%d",in_fd);
-	    execlp (argv0,"-umount",str,in_device,NULL);
+	    execlp (argv0,"-umount",str,in_device,(char *)NULL);
 	    exit (FATAL_START(errno));
 	}
 	while (1)
@@ -2908,7 +2908,7 @@ int main (int argc, char *argv[])
 		fflush (stdout);
 #if defined(__unix) || defined(__unix__)
 		setuid(getuid());
-		execlp (mkisofs_argv[0],mkisofs_argv[0],"-version",NULL);
+		execlp (mkisofs_argv[0],mkisofs_argv[0],"-version",(char *)NULL);
 #elif defined(_WIN32)
 		if (_spawnl (_P_WAIT,mkisofs_argv[0],
 		    "mkisofs.exe","-version",NULL) != -1)
