var writtenOut uint64 = 0
	_, _, e1 := Syscall9(SYS_SENDFILE, uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr(count), 0, uintptr(unsafe.Pointer(&writtenOut)), 0, 0, 0)

	written = int(writtenOut)

	if e1 != 0 {
		err = e1
	}
	return
}

#include "textflag.h"

// System call support for 386 BSD

// Just jump to package syscall's implementation for all these functions.
// The runtime may know about them.

TEXT	·Syscall(SB),NOSPLIT,$0-28
	JMP	syscall·Syscall(SB)

TEXT	·Syscall6(SB),NOSPLIT,$0-40
	JMP	syscall·Syscall6(SB)

TEXT	·Syscall9(SB),NOSPLIT,$0-52
	JMP	syscall·Syscall9(SB)

TEXT	·RawSyscall(SB),NOSPLIT,$0-28

	var writtenOut uint64 = 0
	_, _, e1 := Syscall9(SYS_SENDFILE, uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr(count), 0, uintptr(unsafe.Pointer(&writtenOut)), 0, 0, 0)

	written = int(writtenOut)

	if e1 != 0 {
		err = e1
	}
	return
}

func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno)

func PtraceGetFsBase(pid int, fsbase *int64) (err error) {

#include "textflag.h"

// System call support for ARM64 BSD

// Just jump to package syscall's implementation for all these functions.
// The runtime may know about them.

TEXT	·Syscall(SB),NOSPLIT,$0-56
	JMP	syscall·Syscall(SB)

TEXT	·Syscall6(SB),NOSPLIT,$0-80
	JMP	syscall·Syscall6(SB)

TEXT	·Syscall9(SB),NOSPLIT,$0-104
	JMP	syscall·Syscall9(SB)

TEXT	·RawSyscall(SB),NOSPLIT,$0-56

#include "textflag.h"

// System call support for AMD64 BSD

// Just jump to package syscall's implementation for all these functions.
// The runtime may know about them.

TEXT	·Syscall(SB),NOSPLIT,$0-56
	JMP	syscall·Syscall(SB)

TEXT	·Syscall6(SB),NOSPLIT,$0-80
	JMP	syscall·Syscall6(SB)

TEXT	·Syscall9(SB),NOSPLIT,$0-104
	JMP	syscall·Syscall9(SB)

TEXT	·RawSyscall(SB),NOSPLIT,$0-56

#include "textflag.h"

// System call support for ARM BSD

// Just jump to package syscall's implementation for all these functions.
// The runtime may know about them.

TEXT	·Syscall(SB),NOSPLIT,$0-28
	B	syscall·Syscall(SB)

TEXT	·Syscall6(SB),NOSPLIT,$0-40
	B	syscall·Syscall6(SB)

TEXT	·Syscall9(SB),NOSPLIT,$0-52
	B	syscall·Syscall9(SB)

TEXT	·RawSyscall(SB),NOSPLIT,$0-28
	B	syscall·RawSyscall(SB)

#include "textflag.h"

// System call support for RISCV64 BSD

// Just jump to package syscall's implementation for all these functions.
// The runtime may know about them.

TEXT	·Syscall(SB),NOSPLIT,$0-56
	JMP	syscall·Syscall(SB)

TEXT	·Syscall6(SB),NOSPLIT,$0-80
	JMP	syscall·Syscall6(SB)

TEXT	·Syscall9(SB),NOSPLIT,$0-104
	JMP	syscall·Syscall9(SB)

TEXT	·RawSyscall(SB),NOSPLIT,$0-56

#include "textflag.h"

//
// System calls for mips, Linux
//

// Just jump to package syscall's implementation for all these functions.
// The runtime may know about them.

TEXT ·Syscall(SB),NOSPLIT,$0-28
	JMP syscall·Syscall(SB)

TEXT ·Syscall6(SB),NOSPLIT,$0-40
	JMP syscall·Syscall6(SB)

TEXT ·Syscall9(SB),NOSPLIT,$0-52
	JMP syscall·Syscall9(SB)

TEXT ·SyscallNoError(SB),NOSPLIT,$0-24

//go:linkname syscall_syscall syscall.syscall
//go:linkname syscall_syscall6 syscall.syscall6
//go:linkname syscall_syscall6X syscall.syscall6X
//go:linkname syscall_syscall9 syscall.syscall9
//go:linkname syscall_rawSyscall syscall.rawSyscall
//go:linkname syscall_rawSyscall6 syscall.rawSyscall6

}

func (msghdr *Msghdr) SetIovlen(length int) {
	msghdr.Iovlen = int32(length)
}

func (cmsg *Cmsghdr) SetLen(length int) {
	cmsg.Len = uint32(length)
}

func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno)

//sys	Fstat(fd int, stat *Stat_t) (err error) = SYS_FSTAT64
//sys	Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) = SYS_FSTATAT64