xcb-util-wm: xcb-util-wm (XCB libraries for EWMH and ICCCM) xcb-util-wm: xcb-util-wm: xcb-util-wm provides the XCB ewmh and iccm libraries, which include xcb-util-wm: client and window manager helpers for EWMH and ICCCM. xcb-util-wm: xcb-util-wm: xcb-util-wm: xcb-util-wm: xcb-util-wm: xcb-util-wm: xcb-util-wm: