References: golang.org/x/sys/unix.PtpClockCaps.N_per

golang.org/x/sys/unix.PtpClockCaps.N_per_out (field)

one use

	golang.org/x/sys/unix (current package)
		ztypes_linux.go#L4249: 		N_per_out          int32

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