Function libbpf_sys::bpf_map__lookup_elem

pub unsafe extern "C" fn bpf_map__lookup_elem(
    map: *const bpf_map,
    key: *const c_void,
    key_sz: size_t,
    value: *mut c_void,
    value_sz: size_t,
    flags: __u64
) -> c_int