1147 	char separator;  in hex_string()  local
1158 		separator = ':';  in hex_string()
1161 		separator = '-';  in hex_string()
1164 		separator = 0;  in hex_string()
1167 		separator = ' ';  in hex_string()
1182 		if (separator && i != len - 1) {  in hex_string()
1184 				*buf = separator;  in hex_string()
1283 	char separator;  in mac_address_string()  local
1291 		separator = '-';  in mac_address_string()
1299 		separator = ':';  in mac_address_string()
1310 			*p++ = separator;  in mac_address_string()