utf8_trail 135 ext/standard/html.c if (!utf8_trail(str[pos + 1])) {
utf8_trail 147 ext/standard/html.c !utf8_trail(str[pos + 1]) || !utf8_trail(str[pos + 2])) {
utf8_trail 167 ext/standard/html.c !utf8_trail(str[pos + 1]) || !utf8_trail(str[pos + 2]) ||
utf8_trail 168 ext/standard/html.c !utf8_trail(str[pos + 3])) {