wireguard-go does not install: net/netip missing

[heinrichrebehn]

port install wireguard-go:

:info:build go: downloading golang.org/x/sys v0.0.0-20220315194320-039c03cc5b86
:info:build go: downloading golang.org/x/net v0.0.0-20220225172249-27dd8689420f
:info:build go: downloading golang.org/x/crypto v0.0.0-20220315160706-3147a52a75dd
:info:build conn/bind_std.go:11:2: package net/netip is not in GOROOT (/opt/local/lib/go/src/net/netip)
:info:build make[1]: *** [wireguard-go] Error 1
:info:build make: *** [generate-version-and-build] Error 2
:info:build make: Leaving directory `/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_net_wireguard-go/wireguard-go/work/wireguard-go-0.0.20220316'
:info:build Command failed:  cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_net_wireguard-go/wireguard-go/work/wireguard-go-0.0.20220316" && /usr/bin/make -j1 -w 
:info:build Exit code: 2

MacOS 12.5, port version 2.7.2

Trying to install net/netip yields: Error: Port net/netip not found

[heinrichrebehn]

Logfile