From Geomoose

MS4W 3.0.3

• GM 2.4
  • geomoose_globals.map

       OUTPUTFORMAT
           NAME 'agg/jpeg'
           DRIVER GD/JPEG  #need to change GD-->agg

• • symbol.sym

 GAP 10                        #GAP is a problem
 STYLE 5 5 END                 #STYLE is a problem as well

Both of these have already been addressed in trunk with r468