--- 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