> And then think about the special path "//" which' behaviour is
> implementation defined as well according to POSIX.
Do you actually know the kpathsea library? Without this library, TeX
file management would be a nightmare. And kpathsea works on all major
platforms and is very mature.
> |kpathsea library for groff's file management. In particular, it
> |would allow for multiple font configuration files.
>
> This is all too hardwired and restricted, and then scattered at the
> same time. Nothing a normal person can deal with easily.
Well, if I want to add a font to groff, I would prefer to *not* modify
the system-wide font config file but a local one...
Werner