FMT_PPM            71 djpeg.c        #define DEFAULT_FMT	FMT_PPM
FMT_PPM           122 djpeg.c        	  (DEFAULT_FMT == FMT_PPM ? " (default)" : ""));
FMT_PPM           320 djpeg.c              requested_fmt = FMT_PPM;
FMT_PPM           556 djpeg.c          case FMT_PPM: