Mikio Hara 8bc62b7ce1 internal/nettest: add SupportsRawIPSocket that reports raw IP socket availability %!s(int64=11) %!d(string=hai) anos
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iana a1cbdfe7f2 internal/iana: update protocol numbers %!s(int64=11) %!d(string=hai) anos
nettest 8bc62b7ce1 internal/nettest: add SupportsRawIPSocket that reports raw IP socket availability %!s(int64=11) %!d(string=hai) anos