--- a/src/proto/screen.pro
+++ b/src/proto/screen.pro
@@ -1,50 +1,50 @@
 /* screen.c */
-void redraw_later __ARGS((int type));
-void redraw_win_later __ARGS((win_T *wp, int type));
-void redraw_later_clear __ARGS((void));
-void redraw_all_later __ARGS((int type));
-void redraw_curbuf_later __ARGS((int type));
-void redraw_buf_later __ARGS((buf_T *buf, int type));
-void redrawWinline __ARGS((linenr_T lnum, int invalid));
-void update_curbuf __ARGS((int type));
-void update_screen __ARGS((int type));
-void update_debug_sign __ARGS((buf_T *buf, linenr_T lnum));
-void updateWindow __ARGS((win_T *wp));
-void rl_mirror __ARGS((char_u *str));
-void status_redraw_all __ARGS((void));
-void status_redraw_curbuf __ARGS((void));
-void redraw_statuslines __ARGS((void));
-void win_redraw_last_status __ARGS((frame_T *frp));
-void win_redr_status_matches __ARGS((expand_T *xp, int num_matches, char_u **matches, int match, int showtail));
-void win_redr_status __ARGS((win_T *wp));
-int stl_connected __ARGS((win_T *wp));
-int get_keymap_str __ARGS((win_T *wp, char_u *buf, int len));
-void screen_putchar __ARGS((int c, int row, int col, int attr));
-void screen_getbytes __ARGS((int row, int col, char_u *bytes, int *attrp));
-void screen_puts __ARGS((char_u *text, int row, int col, int attr));
-void screen_puts_len __ARGS((char_u *text, int len, int row, int col, int attr));
-void screen_stop_highlight __ARGS((void));
-void reset_cterm_colors __ARGS((void));
-void screen_draw_rectangle __ARGS((int row, int col, int height, int width, int invert));
-void screen_fill __ARGS((int start_row, int end_row, int start_col, int end_col, int c1, int c2, int attr));
-void check_for_delay __ARGS((int check_msg_scroll));
-int screen_valid __ARGS((int clear));
-void screenalloc __ARGS((int clear));
-void free_screenlines __ARGS((void));
-void screenclear __ARGS((void));
-int can_clear __ARGS((char_u *p));
-void screen_start __ARGS((void));
-void windgoto __ARGS((int row, int col));
-void setcursor __ARGS((void));
-int win_ins_lines __ARGS((win_T *wp, int row, int line_count, int invalid, int mayclear));
-int win_del_lines __ARGS((win_T *wp, int row, int line_count, int invalid, int mayclear));
-int screen_ins_lines __ARGS((int off, int row, int line_count, int end, win_T *wp));
-int screen_del_lines __ARGS((int off, int row, int line_count, int end, int force, win_T *wp));
-int showmode __ARGS((void));
-void unshowmode __ARGS((int force));
-void get_trans_bufname __ARGS((buf_T *buf));
-int redrawing __ARGS((void));
-int messaging __ARGS((void));
-void showruler __ARGS((int always));
-int number_width __ARGS((win_T *wp));
+extern void redraw_later __ARGS((int type));
+extern void redraw_win_later __ARGS((win_T *wp, int type));
+extern void redraw_later_clear __ARGS((void));
+extern void redraw_all_later __ARGS((int type));
+extern void redraw_curbuf_later __ARGS((int type));
+extern void redraw_buf_later __ARGS((buf_T *buf, int type));
+extern void redrawWinline __ARGS((linenr_T lnum, int invalid));
+extern void update_curbuf __ARGS((int type));
+extern void update_screen __ARGS((int type));
+extern void update_debug_sign __ARGS((buf_T *buf, linenr_T lnum));
+extern void updateWindow __ARGS((win_T *wp));
+extern void rl_mirror __ARGS((char_u *str));
+extern void status_redraw_all __ARGS((void));
+extern void status_redraw_curbuf __ARGS((void));
+extern void redraw_statuslines __ARGS((void));
+extern void win_redraw_last_status __ARGS((frame_T *frp));
+extern void win_redr_status_matches __ARGS((expand_T *xp, int num_matches, char_u **matches, int match, int showtail));
+extern void win_redr_status __ARGS((win_T *wp));
+extern int stl_connected __ARGS((win_T *wp));
+extern int get_keymap_str __ARGS((win_T *wp, char_u *buf, int len));
+extern void screen_putchar __ARGS((int c, int row, int col, int attr));
+extern void screen_getbytes __ARGS((int row, int col, char_u *bytes, int *attrp));
+extern void screen_puts __ARGS((char_u *text, int row, int col, int attr));
+extern void screen_puts_len __ARGS((char_u *text, int len, int row, int col, int attr));
+extern void screen_stop_highlight __ARGS((void));
+extern void reset_cterm_colors __ARGS((void));
+extern void screen_draw_rectangle __ARGS((int row, int col, int height, int width, int invert));
+extern void screen_fill __ARGS((int start_row, int end_row, int start_col, int end_col, int c1, int c2, int attr));
+extern void check_for_delay __ARGS((int check_msg_scroll));
+extern int screen_valid __ARGS((int clear));
+extern void screenalloc __ARGS((int clear));
+extern void free_screenlines __ARGS((void));
+extern void screenclear __ARGS((void));
+extern int can_clear __ARGS((char_u *p));
+extern void screen_start __ARGS((void));
+extern void windgoto __ARGS((int row, int col));
+extern void setcursor __ARGS((void));
+extern int win_ins_lines __ARGS((win_T *wp, int row, int line_count, int invalid, int mayclear));
+extern int win_del_lines __ARGS((win_T *wp, int row, int line_count, int invalid, int mayclear));
+extern int screen_ins_lines __ARGS((int off, int row, int line_count, int end, win_T *wp));
+extern int screen_del_lines __ARGS((int off, int row, int line_count, int end, int force, win_T *wp));
+extern int showmode __ARGS((void));
+extern void unshowmode __ARGS((int force));
+extern void get_trans_bufname __ARGS((buf_T *buf));
+extern int redrawing __ARGS((void));
+extern int messaging __ARGS((void));
+extern void showruler __ARGS((int always));
+extern int number_width __ARGS((win_T *wp));
 /* vim: set ft=c : */