+--- xf86-video-chips-1.2.6/src/compat-api.h~ 2015-09-26 18:28:01.000000000 +0200
++++ xf86-video-chips-1.2.6/src/compat-api.h 2016-11-28 09:12:37.337570460 +0100
+@@ -75,8 +75,13 @@
+
+ #define SCREEN_INIT_ARGS_DECL ScreenPtr pScreen, int argc, char **argv
+
++#if ABI_VIDEODRV_VERSION >= SET_ABI_VERSION(23, 0)
++#define BLOCKHANDLER_ARGS_DECL ScreenPtr arg, pointer pTimeout
++#define BLOCKHANDLER_ARGS arg, pTimeout
++#else
+ #define BLOCKHANDLER_ARGS_DECL ScreenPtr arg, pointer pTimeout, pointer pReadmask
+ #define BLOCKHANDLER_ARGS arg, pTimeout, pReadmask
++#endif
+
+ #define CLOSE_SCREEN_ARGS_DECL ScreenPtr pScreen
+ #define CLOSE_SCREEN_ARGS pScreen