const golang.org/x/sys/unix.BPF_STACK_BUILD_ID_EMPTY one use golang.org/x/sys/unix (current package) ztypes_linux.go#L2888: BPF_STACK_BUILD_ID_EMPTY = 0x0
The pages are generated with Golds v0.7.6. (GOOS=linux GOARCH=amd64)