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

one use

	golang.org/x/sys/unix (current package)
		zerrors_linux.go#L1846: 	LOOP_CLR_FD                                 = 0x4c01

The pages are generated with Golds v0.7.6. (GOOS=linux GOARCH=amd64)