const golang.org/x/sys/unix.BPF_CGROUP_INET4_GETSOCKNAME

one use

	golang.org/x/sys/unix (current package)
		ztypes_linux.go#L2828: 	BPF_CGROUP_INET4_GETSOCKNAME               = 0x1f

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