socket_mcjoin43diet
Join a multicast group
Usage
#include <socket.h>
int socket_mcjoin4(int s,const char groupip[4],const char interface[4]);
Overview
socket_mcjoin4 joins the IPv4 multicast group groupip on interface.
If something goes wrong, socket_mcjoin4 returns -1, setting errno appropriately.
Releases
Unchanged in 4 releases since Debian 3.1 (Sarge).