utf8_encode       135 ext/xml/php_xml.h PHP_FUNCTION(utf8_encode);
utf8_encode       242 ext/xml/xml.c  	PHP_FE(utf8_encode, 						arginfo_utf8_encode)
utf8_encode      1667 ext/xml/xml.c  PHP_FUNCTION(utf8_encode)
utf8_encode        43 ext/xmlrpc/libxmlrpc/encodings.h char* utf8_encode(const char *s, int len, int *newlen, ENCODING_ID encoding);