pkg syscall (freebsd-386), func Mknod(string, uint32, uint64) error
pkg syscall (freebsd-386), type Dirent struct, Fileno uint64
pkg syscall (freebsd-386), type Dirent struct, Namlen uint16
pkg syscall (freebsd-386), type Dirent struct, Off int64
pkg syscall (freebsd-386), type Dirent struct, Pad0 uint8
pkg syscall (freebsd-386), type Dirent struct, Pad1 uint16
pkg syscall (freebsd-386), type Stat_t struct, Atim_ext int32

// TrimLeftFunc treats s as UTF-8-encoded bytes and returns a subslice of s by slicing off
// all leading UTF-8-encoded code points c that satisfy f(c).
func TrimLeftFunc(s []byte, f func(r rune) bool) []byte {
	i := indexFunc(s, f, false)
	if i == -1 {
		return nil
	}
	return s[i:]
}

// TrimRightFunc returns a subslice of s by slicing off all trailing
// UTF-8-encoded code points c that satisfy f(c).

			}
			count = int16((x & 31) << 7)
		}
	default:
		p.errorf("unexpected %s in register shift", tok.String())
	}
	if p.arch.Family == sys.ARM64 {
		off, err := arch.ARM64RegisterShift(r1, op, count)
		if err != nil {
			p.errorf(err.Error())
		}
		return off
	} else {
		return int64((r1 & 15) | op<<5 | count)
	}
}

// registerExtension parses a register with extension or arrangement.

pkg syscall (darwin-386), const IP_RETOPTS = 8
pkg syscall (darwin-386), const IP_RF = 32768
pkg syscall (darwin-386), const IP_RSVP_OFF = 16
pkg syscall (darwin-386), const IP_RSVP_ON = 15
pkg syscall (darwin-386), const IP_RSVP_VIF_OFF = 18
pkg syscall (darwin-386), const IP_RSVP_VIF_ON = 17
pkg syscall (darwin-386), const IP_STRIPHDR = 23
pkg syscall (darwin-386), const IP_TOS = 3

pkg debug/elf, const R_AARCH64_TLSDESC_LD_PREL19 R_AARCH64
pkg debug/elf, const R_AARCH64_TLSDESC_OFF_G0_NC = 566
pkg debug/elf, const R_AARCH64_TLSDESC_OFF_G0_NC R_AARCH64
pkg debug/elf, const R_AARCH64_TLSDESC_OFF_G1 = 565
pkg debug/elf, const R_AARCH64_TLSDESC_OFF_G1 R_AARCH64
pkg debug/elf, const R_AARCH64_TLSGD_ADD_LO12_NC = 514
pkg debug/elf, const R_AARCH64_TLSGD_ADD_LO12_NC R_AARCH64

		return "", errors.New("failed to parse ideviceinfo output")
	}
	verSplit := strings.Split(iosVer, ".")
	if len(verSplit) > 2 {
		// Developer images are specific to major.minor ios version.
		// Cut off the patch version.
		iosVer = strings.Join(verSplit[:2], ".")
	}
	sdkBase := "/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/DeviceSupport"

	{
		"LOAD macro",
		lines(
			"#define LOAD(off, reg) \\",
			"\tMOVBLZX	(off*4)(R12),	reg \\",
			"\tADDB	reg,		DX",
			"",
			"LOAD(8, AX)",
		),
		"\n.\n.MOVBLZX.(.8.*.4.).(.R12.).,.AX.\n.ADDB.AX.,.DX.\n",
	},
	{
		"nested multiline macro",
		lines(
			"#define KEYROUND(xmm, load, off, r1, r2, index) \\",
			"\tMOVBLZX	(BP)(DX*4),	R8 \\",
			"\tload((off+1), r2) \\",
			"\tMOVB	R8,		(off*4)(R12) \\",

pkg syscall (freebsd-386-cgo), const IP_RETOPTS ideal-int
pkg syscall (freebsd-386-cgo), const IP_RF ideal-int
pkg syscall (freebsd-386-cgo), const IP_RSVP_OFF ideal-int
pkg syscall (freebsd-386-cgo), const IP_RSVP_ON ideal-int
pkg syscall (freebsd-386-cgo), const IP_RSVP_VIF_OFF ideal-int
pkg syscall (freebsd-386-cgo), const IP_RSVP_VIF_ON ideal-int
pkg syscall (freebsd-386-cgo), const IP_SENDSRCADDR ideal-int