--- LPRng-3.8.28/src/common/lpq.c.orig	2004-09-24 22:19:58.000000000 +0200
+++ LPRng-3.8.28/src/common/lpq.c	2006-06-26 15:42:57.000000000 +0200
@@ -449,7 +449,7 @@
 	if( (pid = dofork(0)) == 0 ){
 		setuid( OriginalRUID );
 		close_on_exec(3);
-		execl(CLEAR,0);
+		execl(CLEAR, CLEAR, (char*) NULL);
 		exit(1);
 	} else if( pid < 0 ){
 		LOGERR_DIE(LOG_ERR) _("fork() failed") );