optional_depends "mysql"      "--with-mysql=/usr/bin/mysql_config"       "" "mysql support"
optional_depends "postgresql" " --with-postgresql=/usr/bin/pg_config"    "" "postgresql support"
optional_depends "sqlite"     "--with-sqlite=/usr"                       "" "sqlite support"
optional_depends "openssl"    "--enable-openssl"                         "" "crypto ssl support"
