+AC_ARG_ENABLE(xrandr,
+ [AC_HELP_STRING([--enable-xrandr],
+ [support XRandR extension if available [default=maybe]])],,
+ [enable_xrandr="maybe"])
+AC_ARG_ENABLE(xfixes,
+ [AC_HELP_STRING([--enable-xfixes],
+ [support XFixes extension if available [default=maybe]])],,
+ [enable_xfixes="maybe"])
+AC_ARG_ENABLE(xcomposite,
+ [AC_HELP_STRING([--enable-xcomposite],
+ [support X Composite extension if available [default=maybe]])],,
+ [enable_xcomposite="maybe"])
+AC_ARG_ENABLE(xdamage,
+ [AC_HELP_STRING([--enable-xdamage],
+ [support X Damage extension if available [default=maybe]])],,
+ [enable_xdamage="maybe"])