+ --with-openssl
+ Required for encrypted IMAP or SMTP connections (TLS)
+
+ --with-mcrypt
+ Can be used by SquirrelSpell plugin for encryption of personal
+ dictionaries
+
+ --with-iconv or --with-recode
+ Can be used by Eastern charset decoding functions
+
+ --enable-mbstring
+ Required for Japanese translation. Optional for translations that
+ use non-ISO-8859-1 charset
+
+ It is highly advised to NOT turn on register_globals, as this can lead
+ to security holes. If you must use register_globals for some applications,
+ turn it on locally for only those directories, or turn it off for the
+ SquirrelMail folder.