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

one use

	golang.org/x/sys/unix (current package)
		zerrors_linux_amd64.go#L248: 	PTP_EXTTS_REQUEST                = 0x40103d02

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