func runtime.fcntl

4 uses

	runtime (current package)
		sys_darwin.go#L333: func fcntl(fd, cmd, arg int32) int32 {
		sys_darwin.go#L408: 	fcntl(fd, _F_SETFD, _FD_CLOEXEC)
		sys_darwin.go#L413: 	flags := fcntl(fd, _F_GETFL, 0)
		sys_darwin.go#L414: 	fcntl(fd, _F_SETFL, flags|_O_NONBLOCK)