[CM] Problem building lates Gtk Snd / errors using Motif Snd

[Bill Schottstaedt]

 > xg.c: In function `C_TO_XEN_GtkFileFilterInfo_':

This was a bug in the makexg.scm script -- I think today's
version is ok.

 > If Kjetil's file is active (loaded in ~/.snd) I can open files but as
 > soon as I try to play, snd crashes with:

I'll check out the X problem later today, but snd_conffile.scm
does tickle a Guile bug involving '#! !#' comments -- the CVS
Guile is ok in this regard.