Index: uspace/lib/c/generic/io/console.c
===================================================================
--- uspace/lib/c/generic/io/console.c	(revision 2c7fdaa52e822972ed823b3dc82058faf31a152b)
+++ uspace/lib/c/generic/io/console.c	(revision 795e2bfe0ca714517bdac2b7abae8091c5f88ee9)
@@ -259,5 +259,5 @@
 	struct timeval t1;
 	gettimeofday(&t1, NULL);
-	*timeout -= tv_sub(&t1, &t0);
+	*timeout -= tv_sub_diff(&t1, &t0);
 	
 	return true;