}
	defer k.Close()

	var std, dlt string
	// Try MUI_Std and MUI_Dlt first, fallback to Std and Dlt if *any* error occurs
	std, err = k.GetMUIStringValue("MUI_Std")
	if err == nil {
		dlt, err = k.GetMUIStringValue("MUI_Dlt")
	}
	if err != nil { // Fallback to Std and Dlt
		if std, _, err = k.GetStringValue("Std"); err != nil {

	if err == nil {
		dlt, err = k.GetMUIStringValue("MUI_Dlt")
	}
	if err != nil { // Fallback to Std and Dlt
		if std, _, err = k.GetStringValue("Std"); err != nil {
			return false, err
		}
		if dlt, _, err = k.GetStringValue("Dlt"); err != nil {
			return false, err
		}
	}

	if std != stdname {
		return false, nil
	}
	if dlt != dstname && dstname != stdname {
		return false, nil
	}

		$2 ~ /^RUSAGE_(SELF|CHILDREN|THREAD)/ ||
		$2 ~ /^RLIMIT_(AS|CORE|CPU|DATA|FSIZE|NOFILE|STACK)|RLIM_INFINITY/ ||
		$2 ~ /^PRIO_(PROCESS|PGRP|USER)/ ||
		$2 ~ /^CLONE_[A-Z_]+/ ||
		$2 !~ /^(BPF_TIMEVAL)$/ &&
		$2 ~ /^(BPF|DLT)_/ ||
		$2 !~ "WMESGLEN" &&
		$2 ~ /^W[A-Z0-9]+$/ {printf("\t%s = C.%s\n", $2, $2)}
		$2 ~ /^__WCOREFLAG$/ {next}
		$2 ~ /^__W[A-Z0-9]+$/ {printf("\t%s = C.%s\n", substr($2,3), $2)}

		{next}
	' | sort

		$2 ~ /^BIOC/ ||
		$2 ~ /^RUSAGE_(SELF|CHILDREN|THREAD)/ ||
		$2 ~ /^RLIMIT_(AS|CORE|CPU|DATA|FSIZE|NOFILE|STACK)|RLIM_INFINITY/ ||
		$2 ~ /^PRIO_(PROCESS|PGRP|USER)/ ||
		$2 !~ /^(BPF_TIMEVAL)$/ &&
		$2 ~ /^(BPF|DLT)_/ ||
		$2 !~ "WMESGLEN" &&
		$2 ~ /^W[A-Z0-9]+$/ {printf("\t%s = C.%s\n", $2, $2)}
		$2 ~ /^__WCOREFLAG$/ {next}
		$2 ~ /^__W[A-Z0-9]+$/ {printf("\t%s = C.%s\n", substr($2,3), $2)}

		{next}
	' | sort

		$2 ~ /^PRIO_(PROCESS|PGRP|USER)/ ||
		$2 ~ /^CLONE_[A-Z_]+/ ||
		$2 !~ /^(BPF_TIMEVAL|BPF_FIB_LOOKUP_[A-Z]+|BPF_F_LINK)$/ &&
		$2 ~ /^(BPF|DLT)_/ ||
		$2 ~ /^AUDIT_/ ||
		$2 ~ /^(CLOCK|TIMER)_/ ||
		$2 ~ /^CAN_/ ||
		$2 ~ /^CAP_/ ||
		$2 ~ /^CP_/ ||
		$2 ~ /^CPUSTATES$/ ||
		$2 ~ /^CTLIOCGINFO$/ ||
		$2 ~ /^ALG_/ ||