diff --git a/src/proto/fileio.pro b/src/proto/fileio.pro
index 1051ff4..a8c4142 100644
--- a/src/proto/fileio.pro
+++ b/src/proto/fileio.pro
@@ -1,51 +1,51 @@
 /* fileio.c */
-extern void filemess __ARGS((buf_T *buf, char_u *name, char_u *s, int attr));
-extern int readfile __ARGS((char_u *fname, char_u *sfname, linenr_T from, linenr_T lines_to_skip, linenr_T lines_to_read, exarg_T *eap, int flags));
-extern int prep_exarg __ARGS((exarg_T *eap, buf_T *buf));
-extern int buf_write __ARGS((buf_T *buf, char_u *fname, char_u *sfname, linenr_T start, linenr_T end, exarg_T *eap, int append, int forceit, int reset_changed, int filtering));
-extern void msg_add_fname __ARGS((buf_T *buf, char_u *fname));
-extern void msg_add_lines __ARGS((int insert_space, long lnum, long nchars));
-extern char_u *shorten_fname __ARGS((char_u *full_path, char_u *dir_name));
-extern void shorten_fnames __ARGS((int force));
-extern void shorten_filenames __ARGS((char_u **fnames, int count));
-extern char_u *modname __ARGS((char_u *fname, char_u *ext, int prepend_dot));
-extern char_u *buf_modname __ARGS((int shortname, char_u *fname, char_u *ext, int prepend_dot));
-extern int vim_fgets __ARGS((char_u *buf, int size, FILE *fp));
-extern int tag_fgets __ARGS((char_u *buf, int size, FILE *fp));
-extern int vim_rename __ARGS((char_u *from, char_u *to));
-extern int check_timestamps __ARGS((int focus));
-extern int buf_check_timestamp __ARGS((buf_T *buf, int focus));
-extern void buf_reload __ARGS((buf_T *buf, int orig_mode));
-extern void buf_store_time __ARGS((buf_T *buf, struct stat *st, char_u *fname));
-extern void write_lnum_adjust __ARGS((linenr_T offset));
-extern void vim_deltempdir __ARGS((void));
-extern char_u *vim_tempname __ARGS((int extra_char));
-extern void forward_slash __ARGS((char_u *fname));
-extern void aubuflocal_remove __ARGS((buf_T *buf));
-extern int au_has_group __ARGS((char_u *name));
-extern void do_augroup __ARGS((char_u *arg, int del_group));
-extern void free_all_autocmds __ARGS((void));
-extern int check_ei __ARGS((void));
-extern char_u *au_event_disable __ARGS((char *what));
-extern void au_event_restore __ARGS((char_u *old_ei));
-extern void do_autocmd __ARGS((char_u *arg, int forceit));
-extern int do_doautocmd __ARGS((char_u *arg, int do_msg));
-extern void ex_doautoall __ARGS((exarg_T *eap));
-extern void aucmd_prepbuf __ARGS((aco_save_T *aco, buf_T *buf));
-extern void aucmd_restbuf __ARGS((aco_save_T *aco));
-extern int apply_autocmds __ARGS((event_T event, char_u *fname, char_u *fname_io, int force, buf_T *buf));
-extern int apply_autocmds_retval __ARGS((event_T event, char_u *fname, char_u *fname_io, int force, buf_T *buf, int *retval));
-extern int has_cursorhold __ARGS((void));
-extern int trigger_cursorhold __ARGS((void));
-extern int has_cursormoved __ARGS((void));
-extern int has_cursormovedI __ARGS((void));
-extern int has_autocmd __ARGS((event_T event, char_u *sfname, buf_T *buf));
-extern char_u *get_augroup_name __ARGS((expand_T *xp, int idx));
-extern char_u *set_context_in_autocmd __ARGS((expand_T *xp, char_u *arg, int doautocmd));
-extern char_u *get_event_name __ARGS((expand_T *xp, int idx));
-extern int autocmd_supported __ARGS((char_u *name));
-extern int au_exists __ARGS((char_u *arg));
-extern int match_file_pat __ARGS((char_u *pattern, regprog_T *prog, char_u *fname, char_u *sfname, char_u *tail, int allow_dirs));
-extern int match_file_list __ARGS((char_u *list, char_u *sfname, char_u *ffname));
-extern char_u *file_pat_to_reg_pat __ARGS((char_u *pat, char_u *pat_end, char *allow_dirs, int no_bslash));
+void filemess __ARGS((buf_T *buf, char_u *name, char_u *s, int attr));
+int readfile __ARGS((char_u *fname, char_u *sfname, linenr_T from, linenr_T lines_to_skip, linenr_T lines_to_read, exarg_T *eap, int flags));
+int prep_exarg __ARGS((exarg_T *eap, buf_T *buf));
+int buf_write __ARGS((buf_T *buf, char_u *fname, char_u *sfname, linenr_T start, linenr_T end, exarg_T *eap, int append, int forceit, int reset_changed, int filtering));
+void msg_add_fname __ARGS((buf_T *buf, char_u *fname));
+void msg_add_lines __ARGS((int insert_space, long lnum, long nchars));
+char_u *shorten_fname __ARGS((char_u *full_path, char_u *dir_name));
+void shorten_fnames __ARGS((int force));
+void shorten_filenames __ARGS((char_u **fnames, int count));
+char_u *modname __ARGS((char_u *fname, char_u *ext, int prepend_dot));
+char_u *buf_modname __ARGS((int shortname, char_u *fname, char_u *ext, int prepend_dot));
+int vim_fgets __ARGS((char_u *buf, int size, FILE *fp));
+int tag_fgets __ARGS((char_u *buf, int size, FILE *fp));
+int vim_rename __ARGS((char_u *from, char_u *to));
+int check_timestamps __ARGS((int focus));
+int buf_check_timestamp __ARGS((buf_T *buf, int focus));
+void buf_reload __ARGS((buf_T *buf, int orig_mode));
+void buf_store_time __ARGS((buf_T *buf, struct stat *st, char_u *fname));
+void write_lnum_adjust __ARGS((linenr_T offset));
+void vim_deltempdir __ARGS((void));
+char_u *vim_tempname __ARGS((int extra_char));
+void forward_slash __ARGS((char_u *fname));
+void aubuflocal_remove __ARGS((buf_T *buf));
+int au_has_group __ARGS((char_u *name));
+void do_augroup __ARGS((char_u *arg, int del_group));
+void free_all_autocmds __ARGS((void));
+int check_ei __ARGS((void));
+char_u *au_event_disable __ARGS((char *what));
+void au_event_restore __ARGS((char_u *old_ei));
+void do_autocmd __ARGS((char_u *arg, int forceit));
+int do_doautocmd __ARGS((char_u *arg, int do_msg));
+void ex_doautoall __ARGS((exarg_T *eap));
+void aucmd_prepbuf __ARGS((aco_save_T *aco, buf_T *buf));
+void aucmd_restbuf __ARGS((aco_save_T *aco));
+int apply_autocmds __ARGS((event_T event, char_u *fname, char_u *fname_io, int force, buf_T *buf));
+int apply_autocmds_retval __ARGS((event_T event, char_u *fname, char_u *fname_io, int force, buf_T *buf, int *retval));
+int has_cursorhold __ARGS((void));
+int trigger_cursorhold __ARGS((void));
+int has_cursormoved __ARGS((void));
+int has_cursormovedI __ARGS((void));
+int has_autocmd __ARGS((event_T event, char_u *sfname, buf_T *buf));
+char_u *get_augroup_name __ARGS((expand_T *xp, int idx));
+char_u *set_context_in_autocmd __ARGS((expand_T *xp, char_u *arg, int doautocmd));
+char_u *get_event_name __ARGS((expand_T *xp, int idx));
+int autocmd_supported __ARGS((char_u *name));
+int au_exists __ARGS((char_u *arg));
+int match_file_pat __ARGS((char_u *pattern, regprog_T *prog, char_u *fname, char_u *sfname, char_u *tail, int allow_dirs));
+int match_file_list __ARGS((char_u *list, char_u *sfname, char_u *ffname));
+char_u *file_pat_to_reg_pat __ARGS((char_u *pat, char_u *pat_end, char *allow_dirs, int no_bslash));
 /* vim: set ft=c : */