nrf_fcntl()

int nrf_fcntl	(	int	fd,
		int	cmd,
		int	flags
	)

#include <nrf_modem/include/nrf_socket.h>

Function for controlling file descriptor options.

Set or get file descriptor options or flags. For a list of supported commands, refer to File descriptor control option commands.. For a list of supported flags, refer to File descriptor control option flags..

Parameters

fd	The descriptor to set options on.
cmd	The command class for options.
flags	The flags to set.

Returns

Value dependent on command class: NRF_F_GETFL - Value of file status flags. -1 on error, and errno indicates the reason for failure. 0 otherwise.