static void gap_left (ptrdiff_t charpos, ptrdiff_t bytepos, int newgap);
static void gap_right (ptrdiff_t charpos, ptrdiff_t bytepos);
-static Lisp_Object Fcombine_after_change_execute (void);
-
/* List of elements of the form (BEG-UNCHANGED END-UNCHANGED CHANGE-AMOUNT)
describing changes which happened while combine_after_change_calls
was nonzero. We use this to decide how to call them