depends gnustep-make && depends libxml2 && depends libxslt && depends libffi "--with-ffi-include=/usr/lib/libffi-$(installed_version libffi)/include" && optional_depends icu \ "--enable-icu" \ "--disable-icu" \ "Enable utf-8 support." && optional_depends SSL \ "--enable-openssl" \ "--disable-openssl" \ "Enable ssl crypto support." && optional_depends gmp \ "" \ "" \ "Enable gmp support."