321 	struct roffstr	*xtab; /* single-byte trans table (`tr') */  member
860 	if (r->xtab)  in roff_free1()
862 			free(r->xtab[i].p);  in roff_free1()
863 	free(r->xtab);  in roff_free1()
864 	r->xtab = NULL;  in roff_free1()
2611 		if (r->xtab == NULL)  in roff_tr()
2612 			r->xtab = mandoc_calloc(128,  in roff_tr()
2615 		free(r->xtab[(int)*first].p);  in roff_tr()
2616 		r->xtab[(int)*first].p = mandoc_strndup(second, ssz);  in roff_tr()
2617 		r->xtab[(int)*first].sz = ssz;  in roff_tr()
2949 	if (NULL == r->xmbtab && NULL == r->xtab)  in roff_strdup()
2966 		if ('\\' != *p && r->xtab && r->xtab[(int)*p].p) {  in roff_strdup()
2967 			sz = r->xtab[(int)*p].sz;  in roff_strdup()
2969 			memcpy(res + ssz, r->xtab[(int)*p].p, sz);  in roff_strdup()