pgsql: Use php_pollfd_for_ms in compat shim

This is only used on pre-libpq 17.

Author: NattyNarwhal

ext/pgsql/pgsql.c

@@ -448,19 +448,14 @@ static int PQsocketPoll(int socket, int read, int write, time_t timeout)
 	if (!read && !write)
 		return 0;
 
-	php_pollfd fd;
-	int ts = -1;
-
-	fd.fd = socket;
-	fd.events = POLLERR;
-	fd.revents = 0;
+	int ts = -1, events = 0;
 
 	if (read) {
-		fd.events |= POLLIN;
+		events |= POLLIN;
 	}
 
 	if (write) {
-		fd.events |= POLLOUT;
+		events |= POLLOUT;
 	}
 
 	if (timeout != (time_t)ts) {
@@ -473,7 +468,7 @@ static int PQsocketPoll(int socket, int read, int write, time_t timeout)
 		}
 	}
 
-	return php_poll2(&fd, 1, ts);
+	return php_pollfd_for_ms(socket, events, ts);
 }
 #endif