option(WITH_LIBZ "Build with ZLIB support" ON) option(WITH_SSH1 "Build with SSH1 support" OFF) option(WITH_SFTP "Build with SFTP support" ON) option(WITH_SERVER "Build with SSH server support" ON) option(WITH_STATIC_LIB "Build with a static library" OFF) option(WITH_DEBUG_CRYPTO "Build with cryto debut output" OFF)