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socket_mcjoin4(3) | Library Functions Manual | socket_mcjoin4(3) |
NAME¶
socket_mcjoin4 - join a multicast group
SYNTAX¶
#include <libowfat/socket.h>
int socket_mcjoin4(int s,const char groupip[4],const char interface[4]);
DESCRIPTION¶
socket_mcjoin4 joins the IPv4 multicast group groupip on interface.
If something goes wrong, socket_mcjoin4 returns -1, setting errno appropriately.