SYS_OVADVISE                 = 72  // { int ovadvise(int anom); } vadvise ovadvise_args int
	SYS_MUNMAP                   = 73  // { int munmap(void *addr, size_t len); }
	SYS_MPROTECT                 = 74  // { int mprotect(const void *addr, size_t len, int prot); }
	SYS_MADVISE                  = 75  // { int madvise(void *addr, size_t len, int behav); }
	SYS_MINCORE                  = 78  // { int mincore(const void *addr, size_t len, char *vec); }

	}
	return
}

var libc_mlockall_trampoline_addr uintptr

//go:cgo_import_dynamic libc_mlockall mlockall "libc.so"

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

func Mprotect(b []byte, prot int) (err error) {
	var _p0 unsafe.Pointer
	if len(b) > 0 {
		_p0 = unsafe.Pointer(&b[0])
	} else {
		_p0 = unsafe.Pointer(&_zero)
	}

	SYS_OVADVISE                 = 72  // { int ovadvise(int anom); } vadvise ovadvise_args int
	SYS_MUNMAP                   = 73  // { int munmap(void *addr, size_t len); }
	SYS_MPROTECT                 = 74  // { int mprotect(const void *addr, size_t len, int prot); }
	SYS_MADVISE                  = 75  // { int madvise(void *addr, size_t len, int behav); }
	SYS_MINCORE                  = 78  // { int mincore(const void *addr, size_t len, char *vec); }

// to kill or tgkill.
//
//go:nosplit
func (c *sigctxt) sigFromUser() bool {
	code := int32(c.sigcode())
	return code == _SI_USER || code == _SI_TKILL
}

//go:nosplit
func mprotect(addr unsafe.Pointer, n uintptr, prot int32) (ret int32, errno int32) {
	r, _, err := syscall.Syscall6(syscall.SYS_MPROTECT, uintptr(addr), n, uintptr(prot), 0, 0, 0)
	return int32(r), int32(err)

	}
	return
}

var libc_mlockall_trampoline_addr uintptr

//go:cgo_import_dynamic libc_mlockall mlockall "libc.so"

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

func Mprotect(b []byte, prot int) (err error) {
	var _p0 unsafe.Pointer
	if len(b) > 0 {
		_p0 = unsafe.Pointer(&b[0])
	} else {
		_p0 = unsafe.Pointer(&_zero)
	}

	SYS_SSTK                     = 70  // { int sstk(int incr); }
	SYS_MUNMAP                   = 73  // { int munmap(void *addr, size_t len); }
	SYS_MPROTECT                 = 74  // { int mprotect(void *addr, size_t len, int prot); }
	SYS_MADVISE                  = 75  // { int madvise(void *addr, size_t len, int behav); }
	SYS_MINCORE                  = 78  // { int mincore(const void *addr, size_t len, char *vec); }

	SYS_SSTK                     = 70  // { int sstk(int incr); }
	SYS_MUNMAP                   = 73  // { int munmap(void *addr, size_t len); }
	SYS_MPROTECT                 = 74  // { int mprotect(void *addr, size_t len, int prot); }
	SYS_MADVISE                  = 75  // { int madvise(void *addr, size_t len, int behav); }
	SYS_MINCORE                  = 78  // { int mincore(const void *addr, size_t len, char *vec); }

//go:cgo_import_dynamic libc_mknodat mknodat "libc.so"
//go:cgo_import_dynamic libc_mlock mlock "libc.so"
//go:cgo_import_dynamic libc_mlockall mlockall "libc.so"
//go:cgo_import_dynamic libc_mprotect mprotect "libc.so"
//go:cgo_import_dynamic libc_msync msync "libc.so"
//go:cgo_import_dynamic libc_munlock munlock "libc.so"
//go:cgo_import_dynamic libc_munlockall munlockall "libc.so"

pkg syscall (darwin-386), func FcntlFlock(uintptr, int, *Flock_t) error
pkg syscall (darwin-386), func Mlock([]uint8) error
pkg syscall (darwin-386), func Mlockall(int) error
pkg syscall (darwin-386), func Mprotect([]uint8, int) error
pkg syscall (darwin-386), func Munlock([]uint8) error
pkg syscall (darwin-386), func Munlockall() error
pkg syscall (darwin-386), func SendmsgN(int, []uint8, []uint8, Sockaddr, int) (int, error)

}

var libc_mlockall_trampoline_addr uintptr

//go:cgo_import_dynamic libc_mlockall mlockall "/usr/lib/libSystem.B.dylib"

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

func Mprotect(b []byte, prot int) (err error) {
	var _p0 unsafe.Pointer
	if len(b) > 0 {
		_p0 = unsafe.Pointer(&b[0])
	} else {
		_p0 = unsafe.Pointer(&_zero)
	}