181     if (keymatch(arg, "arithmetic", 1)) {  in parse_switches()
191     } else if (keymatch(arg, "copy", 2)) {  in parse_switches()
195       if (keymatch(argv[argn], "none", 1)) {  in parse_switches()
197       } else if (keymatch(argv[argn], "comments", 1)) {  in parse_switches()
199       } else if (keymatch(argv[argn], "all", 1)) {  in parse_switches()
204     } else if (keymatch(arg, "crop", 2)) {  in parse_switches()
219     } else if (keymatch(arg, "drop", 2)) {  in parse_switches()
239     } else if (keymatch(arg, "debug", 1) || keymatch(arg, "verbose", 1)) {  in parse_switches()
254     } else if (keymatch(arg, "version", 4)) {  in parse_switches()
259     } else if (keymatch(arg, "flip", 1)) {  in parse_switches()
263       if (keymatch(argv[argn], "horizontal", 1))  in parse_switches()
265       else if (keymatch(argv[argn], "vertical", 1))  in parse_switches()
270     } else if (keymatch(arg, "grayscale", 1) ||  in parse_switches()
271                keymatch(arg, "greyscale", 1)) {  in parse_switches()
279     } else if (keymatch(arg, "icc", 1)) {  in parse_switches()
285     } else if (keymatch(arg, "maxmemory", 3)) {  in parse_switches()
298     } else if (keymatch(arg, "maxscans", 4)) {  in parse_switches()
304     } else if (keymatch(arg, "optimize", 1) || keymatch(arg, "optimise", 1)) {  in parse_switches()
314     } else if (keymatch(arg, "outfile", 4)) {  in parse_switches()
320     } else if (keymatch(arg, "perfect", 2)) {  in parse_switches()
325     } else if (keymatch(arg, "progressive", 2)) {  in parse_switches()
336     } else if (keymatch(arg, "report", 3)) {  in parse_switches()
339     } else if (keymatch(arg, "restart", 1)) {  in parse_switches()
358     } else if (keymatch(arg, "rotate", 2)) {  in parse_switches()
362       if (keymatch(argv[argn], "90", 2))  in parse_switches()
364       else if (keymatch(argv[argn], "180", 3))  in parse_switches()
366       else if (keymatch(argv[argn], "270", 3))  in parse_switches()
371     } else if (keymatch(arg, "scans", 1)) {  in parse_switches()
384     } else if (keymatch(arg, "strict", 2)) {  in parse_switches()
387     } else if (keymatch(arg, "transpose", 1)) {  in parse_switches()
391     } else if (keymatch(arg, "transverse", 6)) {  in parse_switches()
395     } else if (keymatch(arg, "trim", 3)) {  in parse_switches()
399     } else if (keymatch(arg, "wipe", 1)) {  in parse_switches()