X11 damaged region extension library libXdamage provides an X Window System client interface to the DAMAGE extension to the X protocol. The Damage extension provides for notification of when on-screen regions have been 'damaged' (altered). More information about X.Org can be found at: <URL:http://xorg.freedesktop.org> <URL:http://lists.freedesktop.org/mailman/listinfo/xorg> This module can be found at git://anongit.freedesktop.org/git/xorg/lib/libXdamage