534 static char *canonicalise_opt(char *s)  in canonicalise_opt()  function
889 		  if (!(dom = arg = canonicalise_opt(arg)))  in parse_dhcp_opt()
1190 	if (!(name = canonicalise_opt(arg)) ||   in one_opt()
1191 	    (comma && !(target = canonicalise_opt(comma))))  in one_opt()
1205       if (!(daemon->mxtarget = canonicalise_opt(arg)))  in one_opt()
1244 	  if (!(d = canonicalise_opt(arg)))  in one_opt()
1402 		else if (strlen (arg) != 0 && !(domain = canonicalise_opt(arg)))  in one_opt()
1914 		      if (!(new->hostname = canonicalise_opt(a[j])) ||  in one_opt()
2300 	if (!comma || !(domain = canonicalise_opt(arg)))  in one_opt()
2322 	    char *alias = canonicalise_opt(arg);  in one_opt()
2323 	    char *target = canonicalise_opt(comma);  in one_opt()
2349 	if (!(dom = canonicalise_opt(arg)) ||  in one_opt()
2350 	    (comma && !(target = canonicalise_opt(comma))))  in one_opt()
2378 	    !(name = canonicalise_opt(a[0])) ||  in one_opt()
2381 	    (k == 7 && !(replace = canonicalise_opt(a[6]))))  in one_opt()
2453 	if (!(new->name = canonicalise_opt(arg)))  in one_opt()
2470 	if (!(name = canonicalise_opt(arg)))  in one_opt()
2477 	    if (!(target = canonicalise_opt(arg))  in one_opt()
2959 	      (daemon->domain_suffix = canonicalise_opt(token)))  in read_opts()