{"__debug_abbrev", "__DWARF", 0x100002000, 0x36, 0x1000, 0x0, 0x0, 0x0, 0x0},
			{"__debug_aranges", "__DWARF", 0x100002036, 0x30, 0x1036, 0x0, 0x0, 0x0, 0x0},
			{"__debug_frame", "__DWARF", 0x100002066, 0x40, 0x1066, 0x0, 0x0, 0x0, 0x0},
			{"__debug_info", "__DWARF", 0x1000020a6, 0x54, 0x10a6, 0x0, 0x0, 0x0, 0x0},
			{"__debug_line", "__DWARF", 0x1000020fa, 0x47, 0x10fa, 0x0, 0x0, 0x0, 0x0},

		return err
	}
	if _, err := io.CopyN(outf, exef, int64(linkseg.Offset)); err != nil {
		return err
	}

	realdwarf := dwarfm.Segment("__DWARF")
	if realdwarf == nil {
		return fmt.Errorf("missing __DWARF segment")
	}

	// Try to compress the DWARF sections. This includes some Apple
	// proprietary sections like __apple_types.

	}

	/* dwarf */
	if !*FlagW {
		if ctxt.LinkMode != LinkExternal {
			ms = newMachoSeg("__DWARF", 20)
			ms.vaddr = Segdwarf.Vaddr
			ms.vsize = 0
			ms.fileoffset = Segdwarf.Fileoff
			ms.filesize = Segdwarf.Filelen
		}
		for _, sect := range Segdwarf.Sections {
			machoshbits(ctxt, ms, sect, "__DWARF")
		}
	}

	if ctxt.LinkMode != LinkExternal {
		switch ctxt.Arch.Family {
		default:

		} else {
			argv = append(argv, "-s")
		}
	}

	// On darwin, whether to combine DWARF into executable.
	// Only macOS supports unmapped segments such as our __DWARF segment.
	combineDwarf := ctxt.IsDarwin() && !*FlagW && machoPlatform == PLATFORM_MACOS

	switch ctxt.HeadType {
	case objabi.Hdarwin:
		if combineDwarf {
			// Leave room for DWARF combining.