Function nrf_socket 

pub unsafe extern "C" fn nrf_socket(
    family: c_int,
    type_: c_int,
    protocol: c_int,
) -> c_int

Create a network socket.

@details See POSIX.1-2017 article for normative description.

In addition, the function may return -1 and set the following errno:

• NRF_ESHUTDOWN Modem was shut down.