+* PARSE_MBUTF8
+ Parse UTF-8 encododed multibyte sequences.
+* PARSE_MBLOC
+ Parse locale encoded multibyte sequences (on systems with wide character support).
+* PARSE_TOIDN
+ Parse and convert multibyte hostnames according to IDNA (with libidn support).
+* PARSE_TOPCT
+ Percent encode multibyte sequences in the userinfo, path, query and fragment parts of the URL.