checkNetsh(t)

	toString := func(name string, isup bool) string {
		if isup {
			return name + ":up"
		}
		return name + ":down"
	}

	ift, err := Interfaces()
	if err != nil {
		t.Fatal(err)
	}
	have := make([]string, 0)
	for _, ifi := range ift {
		have = append(have, toString(ifi.Name, ifi.Flags&FlagUp != 0))
	}
	slices.Sort(have)

	ifaces := make(map[string]bool)

		$2 ~ /^SOCK_|SK_DIAG_|SKNLGRP_$/ ||
		$2 ~ /^FIORDCHK$/ ||
		$2 ~ /^SIOC/ ||
		$2 ~ /^TIOC/ ||
		$2 ~ /^TCGET/ ||
		$2 ~ /^TCSET/ ||
		$2 ~ /^TC(FLSH|SBRKP?|XONC)$/ ||
		$2 !~ "RTF_BITS" &&
		$2 ~ /^(IFF|IFT|NET_RT|RTM(GRP)?|RTF|RTV|RTA|RTAX)_/ ||
		$2 ~ /^BIOC/ ||
		$2 ~ /^DIOC/ ||
		$2 ~ /^RUSAGE_(SELF|CHILDREN|THREAD)/ ||