fix some build output problems
fix some build output problems

seandepagnier/glshim,lunixbochs/glshim,RobertoMalatesta/glshim,RobertoMalatesta/glshim,lunixbochs/glshim,seandepagnier/glshim,lunixbochs/glshim,RobertoMalatesta/glshim,seandepagnier/glshim,seandepagnier/glshim,RobertoMalatesta/glshim,lunixbochs/glshim