195     if (keymatch(arg, "bmp", 1)) {  in parse_switches()
199     } else if (keymatch(arg, "colors", 1) || keymatch(arg, "colours", 1) ||  in parse_switches()
200 	       keymatch(arg, "quantize", 1) || keymatch(arg, "quantise", 1)) {  in parse_switches()
211     } else if (keymatch(arg, "dct", 2)) {  in parse_switches()
215       if (keymatch(argv[argn], "int", 1)) {  in parse_switches()
217       } else if (keymatch(argv[argn], "fast", 2)) {  in parse_switches()
219       } else if (keymatch(argv[argn], "float", 2)) {  in parse_switches()
224     } else if (keymatch(arg, "dither", 2)) {  in parse_switches()
228       if (keymatch(argv[argn], "fs", 2)) {  in parse_switches()
230       } else if (keymatch(argv[argn], "none", 2)) {  in parse_switches()
232       } else if (keymatch(argv[argn], "ordered", 2)) {  in parse_switches()
237     } else if (keymatch(arg, "debug", 1) || keymatch(arg, "verbose", 1)) {  in parse_switches()
249     } else if (keymatch(arg, "fast", 1)) {  in parse_switches()
258     } else if (keymatch(arg, "gif", 1)) {  in parse_switches()
262     } else if (keymatch(arg, "grayscale", 2) || keymatch(arg, "greyscale",2)) {  in parse_switches()
266     } else if (keymatch(arg, "map", 3)) {  in parse_switches()
286     } else if (keymatch(arg, "maxmemory", 3)) {  in parse_switches()
299     } else if (keymatch(arg, "nosmooth", 3)) {  in parse_switches()
303     } else if (keymatch(arg, "onepass", 3)) {  in parse_switches()
307     } else if (keymatch(arg, "os2", 3)) {  in parse_switches()
311     } else if (keymatch(arg, "outfile", 4)) {  in parse_switches()
317     } else if (keymatch(arg, "pnm", 1) || keymatch(arg, "ppm", 1)) {  in parse_switches()
321     } else if (keymatch(arg, "rle", 1)) {  in parse_switches()
325     } else if (keymatch(arg, "scale", 1)) {  in parse_switches()
333     } else if (keymatch(arg, "targa", 1)) {  in parse_switches()