x11proto-composite-dev 1:0.4-2 (i386 binary) in ubuntu lucid

 This package provides development headers describing the wire protocol
 for the Composite extension, used to let arbitrary client programs control
 drawing of the final image.
 .
 More information about X.Org can be found at:
 <URL:http://www.X.org>
 <URL:http://xorg.freedesktop.org>
 <URL:http://lists.freedesktop.org/mailman/listinfo/xorg>
 .
 This package is built from the X.org compositeproto proto module.