Makefile to allow the user to enable it. I also reorganised the Makefile
a bit, since there is now one more optionnal library. BBrox, I also
merged your Makefile.x11 in it, just take a look at it!
svn-id: r4341
requiring any OS-level MIDI support).
This was taken from AdPlug.
This is *very* buggy for now (well, it works, but it sounds just plain
ugly :-) ).
svn-id: r4232
fmopl.c/fmopl.h are infringing on the GPL at the moment. We either need to
replace these, or get permission to relicense them, before 0.2.0
svn-id: r4036