const internal/poll.spliceNonblock

3 uses

	internal/poll (current package)
		splice_linux.go#L18: 	spliceNonblock = 0x2
		splice_linux.go#L94: 		n, err := splice(pipefd, sock.Sysfd, max, spliceNonblock)
		splice_linux.go#L130: 		n, err := splice(sock.Sysfd, pipefd, inPipe, spliceNonblock)