365 suffix(char *ep, int lev)  in suffix()  argument
370 	lev += DLEV;  in suffix()
371 	deriv[lev] = deriv[lev-1] = 0;  in suffix()
382 		if ((*t->p1)(ep-t->n1, t->d1, t->a1, lev+1))  in suffix()
385 			deriv[lev] = deriv[lev+1] = 0;  in suffix()
386 			return ((*t->p2)(ep-t->n2, t->d2, t->a2, lev));  in suffix()
395 nop(char *ep, char *d, char *a, int lev)  in nop()  argument
402 strip(char *ep, char *d, char *a, int lev)  in strip()  argument
405 	return (trypref(ep, a, lev) || suffix(ep, lev));  in strip()
409 s(char *ep, char *d, char *a, int lev)  in s()  argument
412 	if (lev > DLEV + 1)  in s()
416 	return (strip(ep, d, a, lev));  in s()
420 an(char *ep, char *d, char *a, int lev)  in an()  argument
425 	return (trypref(ep,a,lev));  in an()
429 ize(char *ep, char *d, char *a, int lev)  in ize()  argument
433 	return (strip(ep ,"", d, lev));  in ize()
437 y_to_e(char *ep, char *d, char *a, int lev)  in y_to_e()  argument
442 	if (strip(ep, "", d, lev))  in y_to_e()
449 ily(char *ep, char *d, char *a, int lev)  in ily()  argument
453 		return (i_to_y(ep, d, a, lev));  in ily()
455 		return (strip(ep, d, a, lev));  in ily()
459 ncy(char *ep, char *d, char *a, int lev)  in ncy()  argument
465 	return (strip(ep, d, a, lev));  in ncy()
469 bility(char *ep, char *d, char *a, int lev)  in bility()  argument
473 	return (y_to_e(ep, d, a, lev));  in bility()
477 i_to_y(char *ep, char *d, char *a, int lev)  in i_to_y()  argument
484 	return (strip(ep, "", a, lev));  in i_to_y()
488 es(char *ep, char *d, char *a, int lev)  in es()  argument
491 	if (lev > DLEV)  in es()
498 		return (i_to_y(ep, d, a, lev));  in es()
503 		return (strip(ep, d, a, lev));  in es()
508 metry(char *ep, char *d, char *a, int lev)  in metry()  argument
513 	return (strip(ep, d, a, lev));  in metry()
517 tion(char *ep, char *d, char *a, int lev)  in tion()  argument
523 		return (trypref(ep, a, lev));  in tion()
525 		return (y_to_e(ep, d, a, lev));  in tion()
534 CCe(char *ep, char *d, char *a, int lev)  in CCe()  argument
547 			return (y_to_e(ep, d, a, lev));  in CCe()
562 		if (y_to_e(ep, d, a, lev))  in CCe()
567 	return (VCe(ep, d, a, lev));  in CCe()
574 VCe(char *ep, char *d, char *a, int lev)  in VCe()  argument
584 		if (trypref(ep, d, lev) || suffix(ep, lev))  in VCe()
589 	return (strip(ep, d, a, lev));  in VCe()
620 trypref(char *ep, char *a, int lev)  in trypref()  argument
628 	deriv[lev] = a;  in trypref()
629 	if (tryword(word, ep, lev))  in trypref()
633 	deriv[lev+1] = pp;  in trypref()
638 		if (tryword(bp, ep, lev+1)) {  in trypref()
645 	deriv[lev+1] = deriv[lev+2] = 0;  in trypref()
650 tryword(char *bp, char *ep, int lev)  in tryword()  argument
663 		deriv[++lev] = duple;  in tryword()
673 	for (j = lev; j > 0; j--) {  in tryword()