diff -ru xorgproto-2022.2.orig/include/X11/Xwindows.h xorgproto-2022.2/include/X11/Xwindows.h
--- xorgproto-2022.2.orig/include/X11/Xwindows.h	2022-08-11 02:16:33.000000000 +0200
+++ xorgproto-2022.2/include/X11/Xwindows.h	2022-09-18 23:34:11.811510908 +0200
@@ -101,10 +101,6 @@
 # define RT_CURSOR       ((RESTYPE)5)
 #endif
 
-#ifndef __CYGWIN__
-#define sleep(x) Sleep((x) * 1000)
-#endif
-
 #if defined(WIN32) && (!defined(PATH_MAX) || PATH_MAX < 1024)
 # undef PATH_MAX
 # define PATH_MAX 1024