Convert more function definitions to standard C.

* src/xdisp.c (window_box_edges, handle_single_display_spec)
(display_string): Convert definition to standard C.
* src/scroll.c (do_direct_scrolling, scrolling_1):
* src/dispnew.c (allocate_matrices_for_frame_redisplay)
(mirrored_line_dance):
* src/coding.c (code_convert_string):
* src/charset.c (map_charset_chars):
* src/ccl.c (Fccl_program_p, Fccl_execute, Fccl_execute_on_string)
(Fregister_ccl_program, Fregister_code_conversion_map):
* src/keyboard.c (kbd_buffer_nr_stored): Likewise.
(head_table): Make static and const.

1 files changed, 6 insertions, 16 deletions

diff --git a/src/scroll.c b/src/scroll.c
index 3b033f3bfda..bf7a6d484cb 100644
--- a/src/scroll.c
+++ b/src/scroll.c
@@ -640,13 +640,9 @@ calculate_direct_scrolling (FRAME_PTR frame,
    the cost matrix for this approach is constructed. */
 
 static void
-do_direct_scrolling (frame, current_matrix, cost_matrix,
-                     window_size, unchanged_at_top)
-     struct frame *frame;
-     struct glyph_matrix *current_matrix;
-     struct matrix_elt *cost_matrix;
-     int window_size;
-     int unchanged_at_top;
+do_direct_scrolling (struct frame *frame, struct glyph_matrix *current_matrix,
+                     struct matrix_elt *cost_matrix, int window_size,
+                     int unchanged_at_top)
 {
   struct matrix_elt *p;
   int i, j;
@@ -796,15 +792,9 @@ do_direct_scrolling (frame, current_matrix, cost_matrix,
 
 
 void
-scrolling_1 (frame, window_size, unchanged_at_top, unchanged_at_bottom,
-             draw_cost, old_draw_cost, old_hash, new_hash, free_at_end)
-     FRAME_PTR frame;
-     int window_size, unchanged_at_top, unchanged_at_bottom;
-     int *draw_cost;
-     int *old_draw_cost;
-     int *old_hash;
-     int *new_hash;
-     int free_at_end;
+scrolling_1 (FRAME_PTR frame, int window_size, int unchanged_at_top,
+             int unchanged_at_bottom, int *draw_cost, int *old_draw_cost,
+             int *old_hash, int *new_hash, int free_at_end)
 {
   struct matrix_elt *matrix;
   matrix = ((struct matrix_elt *)