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

one use

	golang.org/x/sys/unix (current package)
		ztypes_linux.go#L1734: 	IFLA_VRF_PORT_TABLE                        = 0x1

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