os_toascii        517 ext/standard/url.c 			to[1] = hexchars[os_toascii[c] >> 4];
os_toascii        518 ext/standard/url.c 			to[2] = hexchars[os_toascii[c] & 15];
os_toascii        628 ext/standard/url.c 			ZSTR_VAL(str)[y++] = hexchars[os_toascii[(unsigned char) s[x]] >> 4];
os_toascii        629 ext/standard/url.c 			ZSTR_VAL(str)[y] = hexchars[os_toascii[(unsigned char) s[x]] & 15];