--with-ssl[=SSL_ROOT] link with libssl [in SSL_ROOT/lib] for https: support
--disable-opie disable support for opie or s/key FTP login
--disable-digest disable support for HTTP digest authorization
+ --disable-ntlm disable support for HTTP NTLM authorization
--disable-debug disable support for debugging output
--disable-nls do not use Native Language Support
--disable-largefile omit support for large files