asynccnt
for (i = asynccnt; i--; )
assert (asyncmax >= asynccnt);
array_verify (EV_A_ (W *)asyncs, asynccnt);
ev_start (EV_A_ (W)w, ++asynccnt);
array_needsize (ev_async *, asyncs, asyncmax, asynccnt, EMPTY2);
asyncs [asynccnt - 1] = w;
asyncs [active - 1] = asyncs [--asynccnt];
for (i = asynccnt; i--; )
VARx(int, asynccnt)
#define asynccnt ((loop)->asynccnt)