--- linux/drivers/char/vt.c~	Mon May 13 06:36:19 1996
+++ linux/drivers/char/vt.c	Sun Apr 19 13:56:07 1998
@@ -743,7 +743,14 @@
 	case VT_WAITACTIVE:
 		if (!perm)
 			return -EPERM;
-		if (arg == 0 || arg > MAX_NR_CONSOLES)
+		/* on arg==0 we wait for any console change */
+		if (arg == 0)
+		{
+			if (vt_waitactive() < 0)
+				return -EINTR;
+			return 0;
+		}
+		if (arg > MAX_NR_CONSOLES)
 			return -ENXIO;
 		arg--;
 		while (fg_console != arg)