const os.kindPipe

4 uses

	os (current package)
		file_unix.go#L115: 	kindPipe
		file_unix.go#L137: 	pollable := kind == kindOpenFile || kind == kindPipe || kind == kindNonBlock
		pipe_bsd.go#L27: 	return newFile(uintptr(p[0]), "|0", kindPipe), newFile(uintptr(p[1]), "|1", kindPipe), nil