1 files changed, 3 insertions, 1 deletions
diff --git a/gfx.h b/gfx.h
index b328d49..16d25fa 100644
--- a/gfx.h
+++ b/gfx.h
@@ -1,3 +1,4 @@
+#include <stdbool.h>
 #include <inttypes.h>
 
 typedef struct gfxstate gfxstate;
@@ -8,6 +9,7 @@ struct gfxstate {
     uint32_t vdisplay;
     uint32_t stride;
     uint8_t  *mem;
+    uint8_t  *mem2;
 
     uint32_t bits_per_pixel;
     uint32_t rlen, glen, blen, tlen;
@@ -16,5 +18,5 @@ struct gfxstate {
     /* calls */
     void (*restore_display)(void);
     void (*cleanup_display)(void);
-    void (*flush_display)(void);
+    void (*flush_display)(bool second);
 };