Function coap_well_known_core_default_handler

pub unsafe extern "C" fn coap_well_known_core_default_handler(
    pkt: *mut coap_pkt_t,
    buf: *mut u8,
    len: size_t,
    context: *mut coap_request_ctx_t,
) -> ssize_t

@brief Reference to the default .well-known/core handler defined by the application