--- xinu/sys/screate.c	2018/04/24 17:39:04	1.1.1.1
+++ xinu/sys/screate.c	2018/04/24 17:39:57	1.1.1.2
@@ -13,17 +13,16 @@
 SYSCALL screate(count)
 	int	count;			/* initial count (>=0)		*/
 {
-	PStype	ps;
 	int	sem;
 
-	disable(ps);
+	disable();
 	if ( count<0 || (sem=newsem())==SYSERR ) {
-		restore(ps);
+		restore();
 		return(SYSERR);
 	}
 	semaph[sem].semcnt = count;
 	/* sqhead and sqtail were initialized at system startup */
-	restore(ps);
+	restore();
 	return(sem);
 }