$2 !~ /^ETH_/ &&
		$2 !~ /^EPROC_/ &&
		$2 !~ /^EQUIV_/ &&
		$2 !~ /^EXPR_/ &&
		$2 ~ /^E[A-Z0-9_]+$/ ||
		$2 ~ /^B[0-9_]+$/ ||
		$2 ~ /^V[A-Z0-9]+$/ ||
		$2 ~ /^CS[A-Z0-9]/ ||
		$2 ~ /^I(SIG|CANON|CRNL|EXTEN|MAXBEL|STRIP|UTF8)$/ ||
		$2 ~ /^IGN/ ||
		$2 ~ /^IX(ON|ANY|OFF)$/ ||
		$2 ~ /^IN(LCR|PCK)$/ ||
		$2 ~ /(^FLU?SH)|(FLU?SH$)/ ||
		$2 ~ /^C(LOCAL|READ)$/ ||
		$2 == "BRKINT" ||
		$2 == "HUPCL" ||
		$2 == "PENDIN" ||

	// We read minWhen after reading minNextWhen so that
	// if we see a cleared minNextWhen, we are guaranteed to see
	// the updated minWhen.
	nextWhen := ts.minWhenModified.Load()
	when := ts.minWhenHeap.Load()
	if when == 0 || (nextWhen != 0 && nextWhen < when) {
		when = nextWhen
	}
	return when
}

// check runs any timers in ts that are ready.
// If now is not 0 it is the current time.

	ntoc           uint32
	modtaboff      uint32
	nmodtab        uint32
	extrefsymoff   uint32
	nextrefsyms    uint32
	indirectsymoff uint32
	nindirectsyms  uint32
	extreloff      uint32
	nextrel        uint32
	locreloff      uint32
	nlocrel        uint32
	indir          []uint32
}

// ldMachoSym.type_
const (
	N_EXT  = 0x01
	N_TYPE = 0x1e
	N_STAB = 0xe0
)

	ECHOE    = 0x10
	ECHOK    = 0x20
	ECHONL   = 0x40
	NOFLSH   = 0x80
	TOSTOP   = 0x100
	ECHOCTL  = 0x200
	ECHOPRT  = 0x400
	ECHOKE   = 0x800
	FLUSHO   = 0x1000
	PENDIN   = 0x4000
	IEXTEN   = 0x8000
	TCGETS   = 0x5401
	TCSETS   = 0x5402

	ECHOE    = 0x10
	ECHOK    = 0x20
	ECHONL   = 0x40
	NOFLSH   = 0x80
	TOSTOP   = 0x100
	ECHOCTL  = 0x200
	ECHOPRT  = 0x400
	ECHOKE   = 0x800
	FLUSHO   = 0x1000
	PENDIN   = 0x4000
	IEXTEN   = 0x8000
	TCGETS   = 0x5401
	TCSETS   = 0x5402

	ECHOE    = 0x10
	ECHOK    = 0x20
	ECHONL   = 0x40
	NOFLSH   = 0x80
	TOSTOP   = 0x100
	ECHOCTL  = 0x200
	ECHOPRT  = 0x400
	ECHOKE   = 0x800
	FLUSHO   = 0x1000
	PENDIN   = 0x4000
	IEXTEN   = 0x8000
	TCGETS   = 0x5401
	TCSETS   = 0x5402

		$2 !~ /^ETH_/ &&
		$2 !~ /^EPROC_/ &&
		$2 !~ /^EQUIV_/ &&
		$2 !~ /^EXPR_/ &&
		$2 ~ /^E[A-Z0-9_]+$/ ||
		$2 ~ /^B[0-9_]+$/ ||
		$2 ~ /^V[A-Z0-9]+$/ ||
		$2 ~ /^CS[A-Z0-9]/ ||
		$2 ~ /^I(SIG|CANON|CRNL|EXTEN|MAXBEL|STRIP|UTF8)$/ ||
		$2 ~ /^IGN/ ||
		$2 ~ /^IX(ON|ANY|OFF)$/ ||
		$2 ~ /^IN(LCR|PCK)$/ ||
		$2 ~ /(^FLU?SH)|(FLU?SH$)/ ||
		$2 ~ /^C(LOCAL|READ)$/ ||
		$2 == "BRKINT" ||
		$2 == "HUPCL" ||

	HIDIOCGRDESC                     = 0x50044802
	HIDIOCGRDESCSIZE                 = 0x40044801
	HUPCL                            = 0x400
	ICANON                           = 0x2
	IEXTEN                           = 0x100
	IN_CLOEXEC                       = 0x80000
	IN_NONBLOCK                      = 0x80
	IOCTL_VM_SOCKETS_GET_LOCAL_CID   = 0x200007b9
	ISIG                             = 0x1

	HIDIOCGRDESC                     = 0x90044802
	HIDIOCGRDESCSIZE                 = 0x80044801
	HUPCL                            = 0x400
	ICANON                           = 0x2
	IEXTEN                           = 0x8000
	IN_CLOEXEC                       = 0x80000
	IN_NONBLOCK                      = 0x800
	IOCTL_VM_SOCKETS_GET_LOCAL_CID   = 0x7b9
	ISIG                             = 0x1

	HIDIOCGRDESC                     = 0x90044802
	HIDIOCGRDESCSIZE                 = 0x80044801
	HUPCL                            = 0x400
	ICANON                           = 0x2
	IEXTEN                           = 0x8000
	IN_CLOEXEC                       = 0x80000
	IN_NONBLOCK                      = 0x800
	IOCTL_VM_SOCKETS_GET_LOCAL_CID   = 0x7b9
	ISIG                             = 0x1