__getrnge
(void) __getrnge(&lcnt, &dcnt, &ep[i]);
(void) __getrnge(&lcnt, &dcnt, ep);
(void) __getrnge(&lcnt, &dcnt, ep);
(void) __getrnge(&lcnt, &dcnt, (ep + (*ep & 0377)));
extern intptr_t __getrnge(intptr_t *, intptr_t *, char *);