config_query IPV6 "Enable IPV6 support?" n && if spell_ok openssl || spell_ok libressl; then config_query_list GNOME_VFS_CRYPTO 'Use which encryption scheme?' \ openssl gnutls none elif spell_ok gnutls; then config_query_list GNOME_VFS_CRYPTO 'Use which encryption scheme?' \ gnutls openssl none else config_query_list GNOME_VFS_CRYPTO 'Use which encryption scheme?' \ none openssl gnutls fi