PKG_CHECK_MODULES([XCB], [xcb xcb-xkb xcb-xinerama xcb-randr])
PKG_CHECK_MODULES([XCB_IMAGE], [xcb-image])
PKG_CHECK_MODULES([XCB_UTIL], [xcb-event xcb-util xcb-atom])
+PKG_CHECK_MODULES([XCB_UTIL_XRM], [xcb-xrm])
PKG_CHECK_MODULES([XKBCOMMON], [xkbcommon xkbcommon-x11])
PKG_CHECK_MODULES([CAIRO], [cairo])