--- a/src/proto/undo.pro
+++ b/src/proto/undo.pro
@@ -1,30 +1,30 @@
 /* undo.c */
-int u_save_cursor __ARGS((void));
-int u_save __ARGS((linenr_T top, linenr_T bot));
-int u_savesub __ARGS((linenr_T lnum));
-int u_inssub __ARGS((linenr_T lnum));
-int u_savedel __ARGS((linenr_T lnum, long nlines));
-int undo_allowed __ARGS((void));
-int u_savecommon __ARGS((linenr_T top, linenr_T bot, linenr_T newbot, int reload));
-void u_compute_hash __ARGS((char_u *hash));
-char_u *u_get_undo_file_name __ARGS((char_u *buf_ffname, int reading));
-void u_write_undo __ARGS((char_u *name, int forceit, buf_T *buf, char_u *hash));
-void u_read_undo __ARGS((char_u *name, char_u *hash, char_u *orig_name));
-void u_undo __ARGS((int count));
-void u_redo __ARGS((int count));
-void undo_time __ARGS((long step, int sec, int file, int absolute));
-void u_sync __ARGS((int force));
-void ex_undolist __ARGS((exarg_T *eap));
-void ex_undojoin __ARGS((exarg_T *eap));
-void u_unchanged __ARGS((buf_T *buf));
-void u_find_first_changed __ARGS((void));
-void u_update_save_nr __ARGS((buf_T *buf));
-void u_clearall __ARGS((buf_T *buf));
-void u_saveline __ARGS((linenr_T lnum));
-void u_clearline __ARGS((void));
-void u_undoline __ARGS((void));
-void u_blockfree __ARGS((buf_T *buf));
-int bufIsChanged __ARGS((buf_T *buf));
-int curbufIsChanged __ARGS((void));
-void u_eval_tree __ARGS((u_header_T *first_uhp, list_T *list));
+int u_save_cursor(void);
+int u_save(linenr_T top, linenr_T bot);
+int u_savesub(linenr_T lnum);
+int u_inssub(linenr_T lnum);
+int u_savedel(linenr_T lnum, long nlines);
+int undo_allowed(void);
+int u_savecommon(linenr_T top, linenr_T bot, linenr_T newbot, int reload);
+void u_compute_hash(char_u *hash);
+char_u *u_get_undo_file_name(char_u *buf_ffname, int reading);
+void u_write_undo(char_u *name, int forceit, buf_T *buf, char_u *hash);
+void u_read_undo(char_u *name, char_u *hash, char_u *orig_name);
+void u_undo(int count);
+void u_redo(int count);
+void undo_time(long step, int sec, int file, int absolute);
+void u_sync(int force);
+void ex_undolist(exarg_T *eap);
+void ex_undojoin(exarg_T *eap);
+void u_unchanged(buf_T *buf);
+void u_find_first_changed(void);
+void u_update_save_nr(buf_T *buf);
+void u_clearall(buf_T *buf);
+void u_saveline(linenr_T lnum);
+void u_clearline(void);
+void u_undoline(void);
+void u_blockfree(buf_T *buf);
+int bufIsChanged(buf_T *buf);
+int curbufIsChanged(void);
+void u_eval_tree(u_header_T *first_uhp, list_T *list);
 /* vim: set ft=c : */