117 	char	**regexp;  in main()  local
131 	regexp = (char **)calloc(maxregexp, sizeof (char *));  in main()
132 	if (!regexp) {  in main()
162 			regexp[nregexp++] = optarg;  in main()
165 				regexp = (char **)realloc(regexp,  in main()
167 				if (!regexp) {  in main()
172 				(void) memset(regexp + nregexp, 0,  in main()
226 		if (ckstr_val(regexp, length, argv[optind]))  in main()
235 		ckstr_err(regexp, length, error, argv[optind]);  in main()
244 		ckstr_hlp(regexp, length, help);  in main()
248 	regexp[nregexp] = NULL;  in main()
263 	n = ckstr(strval, regexp, length, deflt, error, help, prompt);  in main()