Index: libc/include/ipc/fb.h
===================================================================
--- libc/include/ipc/fb.h	(revision b917098058db285fd16c70c20e83ec163472c86f)
+++ libc/include/ipc/fb.h	(revision e87e18f46ea7910e13824ecde9c1f871c8d8f31a)
@@ -19,4 +19,5 @@
 #define FB_GET_RESOLUTION    1035
 #define FB_DRAW_TEXT_DATA    1036
+#define FB_FLUSH             1037
 
 #endif