ScrnPointers (screen, len) TScreen *screen; size_t len;
ScrnPointers (TScreen *screen, size_t len)
ScrnPointers (screen, len)TScreen *screen;size_t len;{	len *= (MAX_PTRS * sizeof(Char *));	if (len > screen->save_len) {		if (screen->save_len)			screen->save_ptr = realloc(screen->save_ptr, len);		else			screen->save_ptr = malloc(len);		screen->save_len = len;		if (screen->save_ptr == 0)			SysError (ERROR_SAVE_PTR);	}	return len;}