Libxmu and libxmuu are miscellaneous utility libraries for x library developers to abstract some common functions. this package provides the headers for both libraries (as libxmuu is a subset of libxmu), and is depended upon by both. for more information, please see libxmu-dev or libxmuu-dev.

more information about x.org can be found at:

this module can be found at git://anongit.freedesktop.org/git/xorg/lib/libxmu