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

one use

	golang.org/x/sys/unix (current package)
		zerrors_linux_amd64.go#L254: 	PTP_PIN_SETFUNC                  = 0x40603d07

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