ICMP6_SEC_SEND_DEL            = 0x46
	ICMP6_SEC_SEND_GET            = 0x47
	ICMP6_SEC_SEND_SET            = 0x44
	ICMP6_SEC_SEND_SET_CGA_ADDR   = 0x45
	ICRNL                         = 0x100
	IEXTEN                        = 0x200000
	IFA_FIRSTALIAS                = 0x2000
	IFA_ROUTE                     = 0x1
	IFF_64BIT                     = 0x4000000
	IFF_ALLCAST                   = 0x20000

	MCAST_LEAVE_SOURCE_GROUP        = 43
	MCAST_BLOCK_SOURCE              = 44
	MCAST_UNBLOCK_SOURCE            = 46
	ICANON                          = 0x0010
	ICRNL                           = 0x0002
	IEXTEN                          = 0x0020
	IGNBRK                          = 0x0004
	IGNCR                           = 0x0008
	INLCR                           = 0x0020
	ISIG                            = 0x0040

		$2 ~ /^B[0-9_]+$/ ||
		$2 ~ /^(OLD|NEW)DEV$/ ||
		$2 == "BOTHER" ||
		$2 ~ /^CI?BAUD(EX)?$/ ||
		$2 == "IBSHIFT" ||
		$2 ~ /^V[A-Z0-9]+$/ ||
		$2 ~ /^CS[A-Z0-9]/ ||
		$2 ~ /^I(SIG|CANON|CRNL|UCLC|EXTEN|MAXBEL|STRIP|UTF8)$/ ||
		$2 ~ /^IGN/ ||
		$2 ~ /^IX(ON|ANY|OFF)$/ ||
		$2 ~ /^IN(LCR|PCK)$/ ||
		$2 !~ "X86_CR3_PCID_NOFLUSH" &&
		$2 ~ /(^FLU?SH)|(FLU?SH$)/ ||
		$2 ~ /^C(LOCAL|READ|MSPAR|RTSCTS)$/ ||

	s3 := ldr.SymSize(ctxt.ArchSyms.LinkEditGOT)
	ml.data[12] = uint32(base + s1)     /* indirectsymoff */
	ml.data[13] = uint32((s2 + s3) / 4) /* nindirectsyms */

	ml.data[14] = 0 /* extreloff */
	ml.data[15] = 0 /* nextrel */
	ml.data[16] = 0 /* locreloff */
	ml.data[17] = 0 /* nlocrel */
}

func doMachoLink(ctxt *Link) int64 {
	machosymtab(ctxt)
	machoDyldInfo(ctxt)

	ldr := ctxt.loader