% to generate xbmc10 (i.e., reflected cmbx10) use a file
% xbmc10.mf containing:
%+++++++++++++++++++++++++++++++++++++++++++++++++
     if unknown cmbase: input cmbase fi
     extra_endchar := extra_endchar &
       "currentpicture:=currentpicture " &
       "reflectedabout((.5[l,r],0),(.5[l,r],1));";
     input cmbx10
%+++++++++++++++++++++++++++++++++++++++++++++++++