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

one use

	golang.org/x/sys/unix (current package)
		zerrors_linux.go#L1237: 	FAN_MARK_MNTNS                              = 0x110

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