pub unsafe fn coap_opt_add_block2(
pkt: *mut coap_pkt_t,
slicer: *mut coap_block_slicer_t,
more: bool,
) -> ssize_t
pub unsafe fn coap_opt_add_block2(
pkt: *mut coap_pkt_t,
slicer: *mut coap_block_slicer_t,
more: bool,
) -> ssize_t