+AC_ARG_ENABLE([x11],
+ [AS_HELP_STRING([--disable-x11],
+ [Disable support for creating keymaps with the X11 protocol (default: enabled)])],
+ [], [enable_x11=yes])
+if test "x$enable_x11" == xyes; then
+ PKG_CHECK_MODULES([XCB_XKB], [xcb xcb-xkb >= 1.10], [],
+ [AC_MSG_ERROR([xkbcommon-x11 requires xcb-xkb >= 1.10 which was not found. \
+You can disable X11 support with --disable-x11.])])
+fi
+AM_CONDITIONAL([ENABLE_X11], [test "x$enable_x11" == xyes])
+