x: use XSyncBad{Counter,Alarm,Fence} from X11/extensions/syncconst.h

Author: absolutelynothelix

src/x.c

@@ -7,6 +7,7 @@
 
 #include <X11/Xlib-xcb.h>
 #include <X11/Xutil.h>
+#include <X11/extensions/syncconst.h>
 #include <pixman.h>
 #include <xcb/composite.h>
 #include <xcb/damage.h>
@@ -41,12 +42,6 @@ static inline uint64_t x_widen_sequence(struct x_connection *c, uint32_t sequenc
 
 // === Error handling ===
 
-enum {
-	XSyncBadCounter = 0,
-	XSyncBadAlarm = 1,
-	XSyncBadFence = 2,
-};
-
 /// Convert a X11 error to string
 ///
 /// @return a pointer to a string. this pointer shouldn NOT be freed, same buffer is used