TO_LOOP_MIN_NEEDED_TO
#ifndef TO_LOOP_MIN_NEEDED_TO
&& TO_LOOP_MIN_NEEDED_TO == TO_LOOP_MAX_NEEDED_TO
if (TO_LOOP_MIN_NEEDED_FROM % TO_LOOP_MIN_NEEDED_TO == 0) \
* (TO_LOOP_MIN_NEEDED_FROM / TO_LOOP_MIN_NEEDED_TO); \
else if (TO_LOOP_MIN_NEEDED_TO % TO_LOOP_MIN_NEEDED_FROM == 0) \
/ (TO_LOOP_MIN_NEEDED_TO / TO_LOOP_MIN_NEEDED_FROM ? : 1); \
*inptrp -= ((outbuf - outerr) / TO_LOOP_MIN_NEEDED_TO) \
step->__min_needed_to = TO_LOOP_MIN_NEEDED_TO;
&& (TO_LOOP_MIN_NEEDED_TO != 1 \
&& TO_LOOP_MAX_NEEDED_TO % TO_LOOP_MIN_NEEDED_TO == 0))))
&& (uintptr_t) outbuf % TO_LOOP_MIN_NEEDED_TO != 0)