Description:
libtool: compile: g++ -DHAVE_CONFIG_H -I. -I./inc -I/usr/include/sigc++-2.0 -I/usr/lib/sigc++-2.0/include -I/usr/include/p11-kit-1 -I./inc -DLOCALEDIR=\"/usr/share/locale\" -march=i686 -mtune=generic -O2 -pipe -fstack-protector --param=ssp-buffer-size=4 -D_FORTIFY_SOURCE=2 -MT libnet6_la-serialise.lo -MD -MP -MF .deps/libnet6_la-serialise.Tpo -c src/serialise.cpp -o libnet6_la-serialise.o >/dev/null 2>&1
src/encrypt.cpp: In constructor 'net6::tcp_encrypted_socket_base::tcp_encrypted_socket_base(net6::socket::socket_type, net6::gnutls_session_t)':
src/encrypt.cpp:181:2: warning: 'int gnutls_kx_set_priority(gnutls_session_t, const int*)' is deprecated (declared at /usr/include/gnutls/compat.h:283) [-Wdeprecated-declarations]
src/encrypt.cpp:181:41: warning: 'int gnutls_kx_set_priority(gnutls_session_t, const int*)' is deprecated (declared at /usr/include/gnutls/compat.h:283) [-Wdeprecated-declarations]
src/encrypt.cpp:205:39: error: 'gnutls_transport_set_lowat' was not declared in this scope
make[1]: *** [libnet6_la-encrypt.lo] Error 1
make[1]: *** Waiting for unfinished jobs....
mv -f .deps/libnet6_la-serialise.Tpo .deps/libnet6_la-serialise.Plo
mv -f .deps/libnet6_la-socket.Tpo .deps/libnet6_la-socket.Plo
mv -f .deps/libnet6_la-address.Tpo .deps/libnet6_la-address.Plo
make[1]: Leaving directory `/build/src/net6-1.3.12'
make: *** [all-recursive] Error 1

Additional info:
* net6 1.3.12-2

Steps to reproduce:
Try to build it.