X server doesn't need to understand fpe internals, so use
register_fpe_functions from libXfont.
It's required to get new version of libXfont, therefore adjust it to be passed
to autoconf.
Signed-off-by: Tiago Vignatti <tiago.vignatti@nokia.com>
Reviewed-by: Mikhail Gusarov <dottedmag@dottedmag.net>
Reviewed-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Keith Packard <keithp@keithp.com>