SYS_SSTK                 = 70  // { int|sys||sstk(int incr); }
	SYS_VADVISE              = 72  // { int|sys||ovadvise(int anom); }
	SYS_MUNMAP               = 73  // { int|sys||munmap(void *addr, size_t len); }
	SYS_MPROTECT             = 74  // { int|sys||mprotect(void *addr, size_t len, int prot); }
	SYS_MADVISE              = 75  // { int|sys||madvise(void *addr, size_t len, int behav); }

	SYS_SSTK                 = 70  // { int|sys||sstk(int incr); }
	SYS_VADVISE              = 72  // { int|sys||ovadvise(int anom); }
	SYS_MUNMAP               = 73  // { int|sys||munmap(void *addr, size_t len); }
	SYS_MPROTECT             = 74  // { int|sys||mprotect(void *addr, size_t len, int prot); }
	SYS_MADVISE              = 75  // { int|sys||madvise(void *addr, size_t len, int behav); }

	SYS_SSTK                 = 70  // { int|sys||sstk(int incr); }
	SYS_VADVISE              = 72  // { int|sys||ovadvise(int anom); }
	SYS_MUNMAP               = 73  // { int|sys||munmap(void *addr, size_t len); }
	SYS_MPROTECT             = 74  // { int|sys||mprotect(void *addr, size_t len, int prot); }
	SYS_MADVISE              = 75  // { int|sys||madvise(void *addr, size_t len, int behav); }

	SYS_SSTK                 = 70  // { int|sys||sstk(int incr); }
	SYS_VADVISE              = 72  // { int|sys||ovadvise(int anom); }
	SYS_MUNMAP               = 73  // { int|sys||munmap(void *addr, size_t len); }
	SYS_MPROTECT             = 74  // { int|sys||mprotect(void *addr, size_t len, int prot); }
	SYS_MADVISE              = 75  // { int|sys||madvise(void *addr, size_t len, int behav); }

		println("syscall munmap failed: ", hex(err))
		throw("syscall munmap")
	}
}

//go:nosplit
func madvise(addr unsafe.Pointer, n uintptr, flags int32) {
	r, err := syscall3(&libc_madvise, uintptr(addr), uintptr(n), uintptr(flags))
	if int32(r) == -1 {
		println("syscall madvise failed: ", hex(err))
		throw("syscall madvise")
	}
}

func sigaction1(sig, new, old uintptr)

//go:nosplit

//sys	Unlinkat(dirfd int, path string, flags int) (err error)
//sys	Ustat(dev int, ubuf *Ustat_t) (err error)
//sys	write(fd int, p []byte) (n int, err error)

//sys	Dup2(oldfd int, newfd int) (err error)
//sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = posix_fadvise64
//sys	Fchown(fd int, uid int, gid int) (err error)
//sys	fstat(fd int, stat *Stat_t) (err error)

//go:cgo_import_dynamic libc_exit _exit "libc.so"
//go:cgo_import_dynamic libc_getcontext getcontext "libc.so"
//go:cgo_import_dynamic libc_kill kill "libc.so"
//go:cgo_import_dynamic libc_madvise madvise "libc.so"
//go:cgo_import_dynamic libc_malloc malloc "libc.so"
//go:cgo_import_dynamic libc_mmap mmap "libc.so"
//go:cgo_import_dynamic libc_munmap munmap "libc.so"
//go:cgo_import_dynamic libc_open open "libc.so"

		err = er
	}
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Madvise(b []byte, advice int) (err error) {
	var _p0 *byte
	if len(b) > 0 {
		_p0 = &b[0]
	}
	var _p1 int
	_p1 = len(b)
	r0, er := C.madvise(C.uintptr_t(uintptr(unsafe.Pointer(_p0))), C.size_t(_p1), C.int(advice))
	if r0 == -1 && er != nil {
		err = er
	}
	return
}

	KeepAlive(addr) // Just for consistency. Hopefully addr is not a Go address.
}
func munmap_trampoline()

//go:nosplit
//go:cgo_unsafe_args
func madvise(addr unsafe.Pointer, n uintptr, flags int32) {
	libcCall(unsafe.Pointer(abi.FuncPCABI0(madvise_trampoline)), unsafe.Pointer(&addr))
	KeepAlive(addr) // Just for consistency. Hopefully addr is not a Go address.
}

//sys	ExtattrListLink(link string, attrnamespace int, data uintptr, nbytes int) (ret int, err error)
//sys	Faccessat(dirfd int, path string, mode uint32, flags int) (err error)
//sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_POSIX_FADVISE
//sys	Fchdir(fd int) (err error)
//sys	Fchflags(fd int, flags int) (err error)
//sys	Fchmod(fd int, mode uint32) (err error)