depends libtool   &&
depends -sub CXX gcc       &&
depends xorg-libs  &&
optional_depends  QT         "--enable-qt"                  \
                             "--disable-qt"                 \
                             "enable QT component"          &&
optional_depends  MYSQL      "--enable-mysql"               \
                             "--disable-mysql"              \
                             "MySQL driver"                 &&
optional_depends  postgresql "--enable-postgresql"          \
                             "--disable-postgresql"         \
                             "PostgreSQL driver"            &&
optional_depends  sqlite     "--enable-sqlite"              \
                             "--disable-sqlite"             \
                             "SQLite driver"                &&
optional_depends  curl       "--enable-curl"                \
                             "--disable-curl"               \
                             "for Advanced networking"      &&
optional_depends  gettext    "--enable-gettext"             \
                             "--disable-gettext"            \
                             " enable external gettext library" &&
optional_depends  sdl        "--enable-sdl"                 \
                             "--disable-sdl"                \
                             "enable SDL component"         &&
optional_depends  libxml2    "--enable-libxml"              \
                             "--disable-libxml"             \
                             "enable XML parser component"  &&
optional_depends  libxslt    "--enable-xslt"                \
                             "--disable-xslt"               \
                             "enable XSLT/XML parser component"
