const golang.org/x/sys/unix.FIDEDUPERANGE

2 uses

	golang.org/x/sys/unix (current package)
		ioctl_linux.go#L133: 	err := ioctlPtr(srcFd, FIDEDUPERANGE, unsafe.Pointer(&buf[0]))
		zerrors_linux.go#L1245: 	FIDEDUPERANGE                               = 0xc0189436