Libxkbfile is used by the X servers and utilities to parse the XKB configuration data files.
acquired package info from repodata DB: repodata/18c2be42fe2b5b288fc0e4628777cec64a6dd8c9b9c960757aa68407d41ebc3f-primary.sqlite.bz2
This package is the development files for libxkbfile.
The libX11-devel package contains libraries and header files for libX11.