* insdel.c (move_gap, move_gap_both, gap_left, gap_right)

* insdel.c (move_gap, move_gap_both, gap_left, gap_right)
(adjust_markers_gap_motion, adjust_markers_for_delete)
(adjust_markers_for_insert, adjust_point)
(adjust_markers_for_replace, make_gap_larger, make_gap_smaller)
(make_gap, copy_text, count_size_as_multibyte, insert)
(insert_and_inherit, insert_before_markers)
(insert_before_markers_and_inherit, insert_1)
(count_combining_before, count_combining_after, insert_1_both)
(insert_from_string, insert_from_string_before_markers)
(insert_from_string_1, insert_from_gap, insert_from_buffer)
(insert_from_buffer_1, adjust_after_replace)
(adjust_after_replace_noundo, adjust_after_insert, replace_range)
(replace_range_2, del_range, del_range_1, del_range_byte)
(del_range_both, del_range_2, modify_region)
(prepare_to_modify_buffer, signal_before_change)
(signal_after_change, Fcombine_after_change_execute): Use EMACS_INT
for buffer positions and sizes.
* lisp.h: Adjust prototypes accordingly.
* fileio.c (adjust_markers_for_delete): Move declaration to lisp.h.
(non_regular_inserted, non_regular_nbytes, read_non_regular)
(Finsert_file_contents): Use EMACS_INT for buffer positions.