Function alloc_socket_set

src/bin/pgbench/pgbench.c:7035–7045

#ifdef POLL_USING_PPOLL

static socket_set *
alloc_socket_set(int count)
{
	socket_set *sa;

	sa = (socket_set *) pg_malloc0(offsetof(socket_set, pollfds) +
								   sizeof(struct pollfd) * count);
	sa->maxfds = count;
	sa->curfds = 0;
	return sa;
}

static void
free_socket_set(socket_set *sa)