232     if (keymatch(arg, "bmp", 1)) {  in parse_switches()
236     } else if (keymatch(arg, "colors", 1) || keymatch(arg, "colours", 1) ||  in parse_switches()
237                keymatch(arg, "quantize", 1) || keymatch(arg, "quantise", 1)) {  in parse_switches()
248     } else if (keymatch(arg, "dct", 2)) {  in parse_switches()
252       if (keymatch(argv[argn], "int", 1)) {  in parse_switches()
254       } else if (keymatch(argv[argn], "fast", 2)) {  in parse_switches()
256       } else if (keymatch(argv[argn], "float", 2)) {  in parse_switches()
261     } else if (keymatch(arg, "dither", 2)) {  in parse_switches()
265       if (keymatch(argv[argn], "fs", 2)) {  in parse_switches()
267       } else if (keymatch(argv[argn], "none", 2)) {  in parse_switches()
269       } else if (keymatch(argv[argn], "ordered", 2)) {  in parse_switches()
274     } else if (keymatch(arg, "debug", 1) || keymatch(arg, "verbose", 1)) {  in parse_switches()
289     } else if (keymatch(arg, "version", 4)) {  in parse_switches()
294     } else if (keymatch(arg, "fast", 1)) {  in parse_switches()
303     } else if (keymatch(arg, "gif", 1)) {  in parse_switches()
307     } else if (keymatch(arg, "gif0", 4)) {  in parse_switches()
311     } else if (keymatch(arg, "grayscale", 2) ||  in parse_switches()
312                keymatch(arg, "greyscale", 2)) {  in parse_switches()
316     } else if (keymatch(arg, "rgb", 2)) {  in parse_switches()
320     } else if (keymatch(arg, "rgb565", 2)) {  in parse_switches()
324     } else if (keymatch(arg, "icc", 1)) {  in parse_switches()
331     } else if (keymatch(arg, "map", 3)) {  in parse_switches()
351     } else if (keymatch(arg, "maxmemory", 3)) {  in parse_switches()
364     } else if (keymatch(arg, "maxscans", 4)) {  in parse_switches()
370     } else if (keymatch(arg, "nosmooth", 3)) {  in parse_switches()
374     } else if (keymatch(arg, "onepass", 3)) {  in parse_switches()
378     } else if (keymatch(arg, "os2", 3)) {  in parse_switches()
382     } else if (keymatch(arg, "outfile", 4)) {  in parse_switches()
388     } else if (keymatch(arg, "memsrc", 2)) {  in parse_switches()
398     } else if (keymatch(arg, "pnm", 1) || keymatch(arg, "ppm", 1)) {  in parse_switches()
402     } else if (keymatch(arg, "report", 2)) {  in parse_switches()
405     } else if (keymatch(arg, "scale", 2)) {  in parse_switches()
413     } else if (keymatch(arg, "skip", 2)) {  in parse_switches()
421     } else if (keymatch(arg, "crop", 2)) {  in parse_switches()
431     } else if (keymatch(arg, "strict", 2)) {  in parse_switches()
434     } else if (keymatch(arg, "targa", 1)) {  in parse_switches()