- setsockopt(handle, SOL_SOCKET, SO_REUSEADDR,
- (char *) &opt, sizeof(opt));
- setsockopt(handle, SOL_SOCKET, SO_KEEPALIVE,
- (char *) &opt, sizeof(opt));
+ setsockopt(handle, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt));
+ setsockopt(handle, SOL_SOCKET, SO_KEEPALIVE, &opt, sizeof(opt));