func Minor(dev uint64) uint32 {
	return uint32(__minor(NEWDEV, dev))
}

/*
 * Expose the ioctl function
 */

//sys	ioctlRet(fd int, req int, arg uintptr) (ret int, err error) = libc.ioctl
//sys	ioctlPtrRet(fd int, req int, arg unsafe.Pointer) (ret int, err error) = libc.ioctl

func ioctl(fd int, req int, arg uintptr) (err error) {
	_, err = ioctlRet(fd, req, arg)
	return err
}

func (w WaitStatus) CoreDump() bool { return w&0x80 == 0x80 }

func (w WaitStatus) TrapCause() int { return -1 }

//sys	ioctl(fd int, req int, arg uintptr) (err error)
//sys	ioctlPtr(fd int, req int, arg unsafe.Pointer) (err error) = ioctl

// fcntl must never be called with cmd=F_DUP2FD because it doesn't work on AIX
// There is no way to create a custom fcntl and to keep //sys fcntl easily,

	19:  "operation not supported by device",
	20:  "not a directory",
	21:  "is a directory",
	22:  "invalid argument",
	23:  "too many open files in system",
	24:  "too many open files",
	25:  "inappropriate ioctl for device",
	26:  "text file busy",
	27:  "file too large",
	28:  "no space left on device",
	29:  "illegal seek",
	30:  "read-only file system",
	31:  "too many links",
	32:  "broken pipe",

func ioctl(fd int, req int, arg uintptr) (err error) {
	r0, er := C.ioctl(C.int(fd), C.int(req), C.uintptr_t(arg))
	if r0 == -1 && er != nil {
		err = er
	}
	return
}

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

func ioctlPtr(fd int, req int, arg unsafe.Pointer) (err error) {
	r0, er := C.ioctl(C.int(fd), C.int(req), C.uintptr_t(uintptr(arg)))

	return InotifyInit1(0)
}

//sys	ioctl(fd int, req uint, arg uintptr) (err error) = SYS_IOCTL
//sys	ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) = SYS_IOCTL

// ioctl itself should not be exposed directly, but additional get/set functions
// for specific types are permissible. These are defined in ioctl.go and
// ioctl_linux.go.
//
// The third argument to ioctl is often a pointer but sometimes an integer.

func callioctl(fd int, req int, arg uintptr) (r1 uintptr, e1 Errno) {
	r1 = uintptr(C.ioctl(C.int(fd), C.int(req), C.uintptr_t(arg)))
	e1 = syscall.GetErrno()
	return
}

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

func callioctl_ptr(fd int, req int, arg unsafe.Pointer) (r1 uintptr, e1 Errno) {
	r1 = uintptr(C.ioctl(C.int(fd), C.int(req), C.uintptr_t(uintptr(arg))))
	e1 = syscall.GetErrno()
	return
}

	TCSAFLUSH                       = 2
	TCSETSF                         = 2 // equivalent to TCSAFLUSH for tcsetattr
	TCGETS                          = 3 // not defined in ioctl.h -- zos golang only
	TCIFLUSH                        = 0
	TCOFLUSH                        = 1
	TCIOFLUSH                       = 2
	TCOOFF                          = 0
	TCOON                           = 1

	19:  "operation not supported by device",
	20:  "not a directory",
	21:  "is a directory",
	22:  "invalid argument",
	23:  "too many open files in system",
	24:  "too many open files",
	25:  "inappropriate ioctl for device",
	26:  "text file busy",
	27:  "file too large",
	28:  "no space left on device",
	29:  "illegal seek",
	30:  "read-only file system",
	31:  "too many links",
	32:  "broken pipe",

	19: "operation not supported by device",
	20: "not a directory",
	21: "is a directory",
	22: "invalid argument",
	23: "too many open files in system",
	24: "too many open files",
	25: "inappropriate ioctl for device",
	26: "text file busy",
	27: "file too large",
	28: "no space left on device",
	29: "illegal seek",
	30: "read-only file system",
	31: "too many links",
	32: "broken pipe",

	19: "operation not supported by device",
	20: "not a directory",
	21: "is a directory",
	22: "invalid argument",
	23: "too many open files in system",
	24: "too many open files",
	25: "inappropriate ioctl for device",
	26: "text file busy",
	27: "file too large",
	28: "no space left on device",
	29: "illegal seek",
	30: "read-only file system",
	31: "too many links",
	32: "broken pipe",