Index: uspace/srv/hid/console/keybuffer.h
===================================================================
--- uspace/srv/hid/console/keybuffer.h	(revision b3d513f48cc2b3f32c92f6f1f5e0fd3f4aee39c8)
+++ uspace/srv/hid/console/keybuffer.h	(revision 143932e3a9d37d4998aa5822d860d8d530159300)
@@ -47,7 +47,7 @@
 typedef struct {
 	console_event_t fifo[KEYBUFFER_SIZE];
-	unsigned long head;
-	unsigned long tail;
-	unsigned long items;
+	size_t head;
+	size_t tail;
+	size_t items;
 } keybuffer_t;