ioctl doesn't work for my intel

[winnie] / src / gfx.h

diff --git a/src/gfx.h b/src/gfx.h
index c866d78..2cf16b7 100644 (file)
--- a/src/gfx.h
+++ b/src/gfx.h
@@ -23,4 +23,6 @@ void blit_key(unsigned char *src_img, const Rect &src_rect, unsigned char* dest_
 
 void gfx_update();
 
+void wait_vsync(); // vertical synchronization
+
 #endif //GFX_H_