Build failure with GNUTLS

[xxxserxxx]

gconnect isn't compiling:

Vala: Vala 0.56.3
GnuTLS: 3.7.8-4

10070» ninja
[1/46] Compiling Vala source /home/ser/Software/gcon...andevicelink.vala ../lib/channels/lan/lanconfig.vala
FAILED: lib/libgconnect-0.1.so.p/config-header.c lib/libgconnect-0.1.so.p/config.c lib/libgconnect-0.1.so.p/packet.c lib/libgconnect-0.1.so.p/pluginmanager.c lib/libgconnect-0.1.so.p/devicemanager.c lib/libgconnect-0c.1.so.p/connection.c lib/libgconnect-0.1.so.p/channels/loopback/loopbackconnection.c lib/libgconnect-0.1.so.p/core.c lib/libgconnect-0.1.so.p/crypt/certificate.c lib/libgconnect-0.1.so.p/channels/lan/lanlinkprovider.c lib/libgconnect-0.1.so.p/channels/lan/lansocketconnection.c lib/libgconnect-0.1.so.p/channels/lan/landevicelink.clib/libgconnect-0.1.so.p/channels/lan/lanconfig.c lib/gconnect-0.1.h lib/gconnect-0.1.vapi lib/Gconnect-0.1.gir
valac -C --debug --debug --vapidir /home/ser/Software/gconnect/vapi --enable-checking --define=DEBUG_BUILD --pkg uuid --pkg posix --pkg gnutls --pkg libpeas-1.0 --pkg gee-0.8 --pkg json-glib-1.0 --pkg gio-2.0 --pkg gobject-2.0 --pkg glib-2.0 --color=always --directory lib/libgconnect-0.1.so.p --basedir ../lib --library gconnect-0.1 --header lib/gconnect-0.1.h --vapi ../gconnect-0.1.vapi --gir ../Gconnect-0.1.gir --define=GCONNECT_LAN /home/ser/Software/gconnect/build/lib/config-header.vala ../lib/config.vala ../lib/packet.vala ../lib/pluginmanager.vala ../lib/devicemanager.vala ../lib/connection.vala ../lib/channels/loopback/loopbackconnection.vala ../lib/core.vala ../lib/crypt/certificate.vala ../lib/channels/lan/lanlinkprovider.vala ../lib/channels/lan/lansocketconnection.vala ../lib/channels/lan/landevicelink.vala ../lib/channels/lan/lanconfig.vala gnutls.vapi:911.4-911.14: error: [SimpleType] struct `GnuTLS.X509.Ava' cannot have owned heap-allocated fields
  911 |                         uint8[] oid;
      |                         ^~~~~~~~~~~
gnutls.vapi:1728.3-1728.37: error: [SimpleType] struct `GnuTLS.RetrStruct' cannot have owned heap-allocated fields
 1728 |                 public X509.Certificate[] cert_x509;
      |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
...
Compilation failed: 2 error(s), 63 warning(s)
ninja: build stopped: subcommand failed.