diff --git a/src/proto/edit.pro b/src/proto/edit.pro
index a967037..3c76a9e 100644
--- a/src/proto/edit.pro
+++ b/src/proto/edit.pro
@@ -1,41 +1,41 @@
 /* edit.c */
-int edit __ARGS((int cmdchar, int startln, long count));
-void edit_putchar __ARGS((int c, int highlight));
-void edit_unputchar __ARGS((void));
-void display_dollar __ARGS((colnr_T col));
-void change_indent __ARGS((int type, int amount, int round, int replaced));
-void truncate_spaces __ARGS((char_u *line));
-void backspace_until_column __ARGS((int col));
-int vim_is_ctrl_x_key __ARGS((int c));
-int ins_compl_add_infercase __ARGS((char_u *str, int len, int icase, char_u *fname, int dir, int flags));
-void set_completion __ARGS((int startcol, list_T *list));
-void ins_compl_show_pum __ARGS((void));
-char_u *find_word_start __ARGS((char_u *ptr));
-char_u *find_word_end __ARGS((char_u *ptr));
-int ins_compl_active __ARGS((void));
-int ins_compl_add_tv __ARGS((typval_T *tv, int dir));
-void ins_compl_check_keys __ARGS((int frequency));
-int get_literal __ARGS((void));
-void insertchar __ARGS((int c, int flags, int second_indent));
-void auto_format __ARGS((int trailblank, int prev_line));
-int comp_textwidth __ARGS((int ff));
-int stop_arrow __ARGS((void));
-void set_last_insert __ARGS((int c));
-void free_last_insert __ARGS((void));
-char_u *add_char2buf __ARGS((int c, char_u *s));
-void beginline __ARGS((int flags));
-int oneright __ARGS((void));
-int oneleft __ARGS((void));
-int cursor_up __ARGS((long n, int upd_topline));
-int cursor_down __ARGS((long n, int upd_topline));
-int stuff_inserted __ARGS((int c, long count, int no_esc));
-char_u *get_last_insert __ARGS((void));
-char_u *get_last_insert_save __ARGS((void));
-void replace_push __ARGS((int c));
-void fixthisline __ARGS((int (*get_the_indent)(void)));
-void fix_indent __ARGS((void));
-int in_cinkeys __ARGS((int keytyped, int when, int line_is_empty));
-int hkmap __ARGS((int c));
-void ins_scroll __ARGS((void));
-void ins_horscroll __ARGS((void));
+extern int edit __ARGS((int cmdchar, int startln, long count));
+extern void edit_putchar __ARGS((int c, int highlight));
+extern void edit_unputchar __ARGS((void));
+extern void display_dollar __ARGS((colnr_T col));
+extern void change_indent __ARGS((int type, int amount, int round, int replaced));
+extern void truncate_spaces __ARGS((char_u *line));
+extern void backspace_until_column __ARGS((int col));
+extern int vim_is_ctrl_x_key __ARGS((int c));
+extern int ins_compl_add_infercase __ARGS((char_u *str, int len, int icase, char_u *fname, int dir, int flags));
+extern void set_completion __ARGS((int startcol, list_T *list));
+extern void ins_compl_show_pum __ARGS((void));
+extern char_u *find_word_start __ARGS((char_u *ptr));
+extern char_u *find_word_end __ARGS((char_u *ptr));
+extern int ins_compl_active __ARGS((void));
+extern int ins_compl_add_tv __ARGS((typval_T *tv, int dir));
+extern void ins_compl_check_keys __ARGS((int frequency));
+extern int get_literal __ARGS((void));
+extern void insertchar __ARGS((int c, int flags, int second_indent));
+extern void auto_format __ARGS((int trailblank, int prev_line));
+extern int comp_textwidth __ARGS((int ff));
+extern int stop_arrow __ARGS((void));
+extern void set_last_insert __ARGS((int c));
+extern void free_last_insert __ARGS((void));
+extern char_u *add_char2buf __ARGS((int c, char_u *s));
+extern void beginline __ARGS((int flags));
+extern int oneright __ARGS((void));
+extern int oneleft __ARGS((void));
+extern int cursor_up __ARGS((long n, int upd_topline));
+extern int cursor_down __ARGS((long n, int upd_topline));
+extern int stuff_inserted __ARGS((int c, long count, int no_esc));
+extern char_u *get_last_insert __ARGS((void));
+extern char_u *get_last_insert_save __ARGS((void));
+extern void replace_push __ARGS((int c));
+extern void fixthisline __ARGS((int (*get_the_indent)(void)));
+extern void fix_indent __ARGS((void));
+extern int in_cinkeys __ARGS((int keytyped, int when, int line_is_empty));
+extern int hkmap __ARGS((int c));
+extern void ins_scroll __ARGS((void));
+extern void ins_horscroll __ARGS((void));
 /* vim: set ft=c : */
diff --git a/src/proto/gui.pro b/src/proto/gui.pro
index 322dc79..aeabd42 100644
--- a/src/proto/gui.pro
+++ b/src/proto/gui.pro
@@ -1,65 +1,65 @@
 /* gui.c */
-void gui_start __ARGS((void));
-void gui_prepare __ARGS((int *argc, char **argv));
-int gui_init_check __ARGS((void));
-void gui_init __ARGS((void));
-void gui_exit __ARGS((int rc));
-void gui_shell_closed __ARGS((void));
-int gui_init_font __ARGS((char_u *font_list, int fontset));
-int gui_get_wide_font __ARGS((void));
-void gui_set_cursor __ARGS((int row, int col));
-void gui_update_cursor __ARGS((int force, int clear_selection));
-void gui_position_menu __ARGS((void));
-int gui_get_base_width __ARGS((void));
-int gui_get_base_height __ARGS((void));
-void gui_resize_shell __ARGS((int pixel_width, int pixel_height));
-void gui_may_resize_shell __ARGS((void));
-int gui_get_shellsize __ARGS((void));
-void gui_set_shellsize __ARGS((int mustset, int fit_to_display, int direction));
-void gui_new_shellsize __ARGS((void));
-void gui_reset_scroll_region __ARGS((void));
-void gui_start_highlight __ARGS((int mask));
-void gui_stop_highlight __ARGS((int mask));
-void gui_clear_block __ARGS((int row1, int col1, int row2, int col2));
-void gui_update_cursor_later __ARGS((void));
-void gui_write __ARGS((char_u *s, int len));
-void gui_dont_update_cursor __ARGS((void));
-void gui_can_update_cursor __ARGS((void));
-int gui_outstr_nowrap __ARGS((char_u *s, int len, int flags, guicolor_T fg, guicolor_T bg, int back));
-void gui_undraw_cursor __ARGS((void));
-void gui_redraw __ARGS((int x, int y, int w, int h));
-int gui_redraw_block __ARGS((int row1, int col1, int row2, int col2, int flags));
-int gui_wait_for_chars __ARGS((long wtime));
-void gui_send_mouse_event __ARGS((int button, int x, int y, int repeated_click, int_u modifiers));
-int gui_xy2colrow __ARGS((int x, int y, int *colp));
-void gui_menu_cb __ARGS((vimmenu_T *menu));
-void gui_init_which_components __ARGS((char_u *oldval));
-int gui_use_tabline __ARGS((void));
-void gui_update_tabline __ARGS((void));
-void get_tabline_label __ARGS((tabpage_T *tp, int tooltip));
-int send_tabline_event __ARGS((int nr));
-void send_tabline_menu_event __ARGS((int tabidx, int event));
-void gui_remove_scrollbars __ARGS((void));
-void gui_create_scrollbar __ARGS((scrollbar_T *sb, int type, win_T *wp));
-scrollbar_T *gui_find_scrollbar __ARGS((long ident));
-void gui_drag_scrollbar __ARGS((scrollbar_T *sb, long value, int still_dragging));
-void gui_update_scrollbars __ARGS((int force));
-int gui_do_scroll __ARGS((void));
-int gui_do_horiz_scroll __ARGS((void));
-void gui_check_colors __ARGS((void));
-guicolor_T gui_get_color __ARGS((char_u *name));
-int gui_get_lightness __ARGS((guicolor_T pixel));
-void gui_new_scrollbar_colors __ARGS((void));
-void gui_focus_change __ARGS((int in_focus));
-void gui_mouse_moved __ARGS((int x, int y));
-void gui_mouse_correct __ARGS((void));
-void ex_gui __ARGS((exarg_T *eap));
-int gui_find_bitmap __ARGS((char_u *name, char_u *buffer, char *ext));
-void gui_find_iconfile __ARGS((char_u *name, char_u *buffer, char *ext));
-void display_errors __ARGS((void));
-int no_console_input __ARGS((void));
-void gui_update_screen __ARGS((void));
-char_u *get_find_dialog_text __ARGS((char_u *arg, int *wwordp, int *mcasep));
-int gui_do_findrepl __ARGS((int flags, char_u *find_text, char_u *repl_text, int down));
-void gui_handle_drop __ARGS((int x, int y, int_u modifiers, char_u **fnames, int count));
+extern void gui_start __ARGS((void));
+extern void gui_prepare __ARGS((int *argc, char **argv));
+extern int gui_init_check __ARGS((void));
+extern void gui_init __ARGS((void));
+extern void gui_exit __ARGS((int rc));
+extern void gui_shell_closed __ARGS((void));
+extern int gui_init_font __ARGS((char_u *font_list, int fontset));
+extern int gui_get_wide_font __ARGS((void));
+extern void gui_set_cursor __ARGS((int row, int col));
+extern void gui_update_cursor __ARGS((int force, int clear_selection));
+extern void gui_position_menu __ARGS((void));
+extern int gui_get_base_width __ARGS((void));
+extern int gui_get_base_height __ARGS((void));
+extern void gui_resize_shell __ARGS((int pixel_width, int pixel_height));
+extern void gui_may_resize_shell __ARGS((void));
+extern int gui_get_shellsize __ARGS((void));
+extern void gui_set_shellsize __ARGS((int mustset, int fit_to_display, int direction));
+extern void gui_new_shellsize __ARGS((void));
+extern void gui_reset_scroll_region __ARGS((void));
+extern void gui_start_highlight __ARGS((int mask));
+extern void gui_stop_highlight __ARGS((int mask));
+extern void gui_clear_block __ARGS((int row1, int col1, int row2, int col2));
+extern void gui_update_cursor_later __ARGS((void));
+extern void gui_write __ARGS((char_u *s, int len));
+extern void gui_dont_update_cursor __ARGS((void));
+extern void gui_can_update_cursor __ARGS((void));
+extern int gui_outstr_nowrap __ARGS((char_u *s, int len, int flags, guicolor_T fg, guicolor_T bg, int back));
+extern void gui_undraw_cursor __ARGS((void));
+extern void gui_redraw __ARGS((int x, int y, int w, int h));
+extern int gui_redraw_block __ARGS((int row1, int col1, int row2, int col2, int flags));
+extern int gui_wait_for_chars __ARGS((long wtime));
+extern void gui_send_mouse_event __ARGS((int button, int x, int y, int repeated_click, int_u modifiers));
+extern int gui_xy2colrow __ARGS((int x, int y, int *colp));
+extern void gui_menu_cb __ARGS((vimmenu_T *menu));
+extern void gui_init_which_components __ARGS((char_u *oldval));
+extern int gui_use_tabline __ARGS((void));
+extern void gui_update_tabline __ARGS((void));
+extern void get_tabline_label __ARGS((tabpage_T *tp, int tooltip));
+extern int send_tabline_event __ARGS((int nr));
+extern void send_tabline_menu_event __ARGS((int tabidx, int event));
+extern void gui_remove_scrollbars __ARGS((void));
+extern void gui_create_scrollbar __ARGS((scrollbar_T *sb, int type, win_T *wp));
+extern scrollbar_T *gui_find_scrollbar __ARGS((long ident));
+extern void gui_drag_scrollbar __ARGS((scrollbar_T *sb, long value, int still_dragging));
+extern void gui_update_scrollbars __ARGS((int force));
+extern int gui_do_scroll __ARGS((void));
+extern int gui_do_horiz_scroll __ARGS((void));
+extern void gui_check_colors __ARGS((void));
+extern guicolor_T gui_get_color __ARGS((char_u *name));
+extern int gui_get_lightness __ARGS((guicolor_T pixel));
+extern void gui_new_scrollbar_colors __ARGS((void));
+extern void gui_focus_change __ARGS((int in_focus));
+extern void gui_mouse_moved __ARGS((int x, int y));
+extern void gui_mouse_correct __ARGS((void));
+extern void ex_gui __ARGS((exarg_T *eap));
+extern int gui_find_bitmap __ARGS((char_u *name, char_u *buffer, char *ext));
+extern void gui_find_iconfile __ARGS((char_u *name, char_u *buffer, char *ext));
+extern void display_errors __ARGS((void));
+extern int no_console_input __ARGS((void));
+extern void gui_update_screen __ARGS((void));
+extern char_u *get_find_dialog_text __ARGS((char_u *arg, int *wwordp, int *mcasep));
+extern int gui_do_findrepl __ARGS((int flags, char_u *find_text, char_u *repl_text, int down));
+extern void gui_handle_drop __ARGS((int x, int y, int_u modifiers, char_u **fnames, int count));
 /* vim: set ft=c : */
diff --git a/src/proto/message.pro b/src/proto/message.pro
index cff7d6b..e6bd3e9 100644
--- a/src/proto/message.pro
+++ b/src/proto/message.pro
@@ -1,71 +1,71 @@
 /* message.c */
-int msg __ARGS((char_u *s));
-int verb_msg __ARGS((char_u *s));
-int msg_attr __ARGS((char_u *s, int attr));
-int msg_attr_keep __ARGS((char_u *s, int attr, int keep));
-char_u *msg_strtrunc __ARGS((char_u *s, int force));
-void trunc_string __ARGS((char_u *s, char_u *buf, int room));
-void reset_last_sourcing __ARGS((void));
-void msg_source __ARGS((int attr));
-int emsg_not_now __ARGS((void));
-int emsg __ARGS((char_u *s));
-int emsg2 __ARGS((char_u *s, char_u *a1));
-void emsg_invreg __ARGS((int name));
-char_u *msg_trunc_attr __ARGS((char_u *s, int force, int attr));
-char_u *msg_may_trunc __ARGS((int force, char_u *s));
-int delete_first_msg __ARGS((void));
-void ex_messages __ARGS((exarg_T *eap));
-void msg_end_prompt __ARGS((void));
-void wait_return __ARGS((int redraw));
-void set_keep_msg __ARGS((char_u *s, int attr));
-void set_keep_msg_from_hist __ARGS((void));
-void msg_start __ARGS((void));
-void msg_starthere __ARGS((void));
-void msg_putchar __ARGS((int c));
-void msg_putchar_attr __ARGS((int c, int attr));
-void msg_outnum __ARGS((long n));
-void msg_home_replace __ARGS((char_u *fname));
-void msg_home_replace_hl __ARGS((char_u *fname));
-int msg_outtrans __ARGS((char_u *str));
-int msg_outtrans_attr __ARGS((char_u *str, int attr));
-int msg_outtrans_len __ARGS((char_u *str, int len));
-char_u *msg_outtrans_one __ARGS((char_u *p, int attr));
-int msg_outtrans_len_attr __ARGS((char_u *msgstr, int len, int attr));
-void msg_make __ARGS((char_u *arg));
-int msg_outtrans_special __ARGS((char_u *strstart, int from));
-char_u *str2special __ARGS((char_u **sp, int from));
-void str2specialbuf __ARGS((char_u *sp, char_u *buf, int len));
-void msg_prt_line __ARGS((char_u *s, int list));
-void msg_puts __ARGS((char_u *s));
-void msg_puts_title __ARGS((char_u *s));
-void msg_puts_long_attr __ARGS((char_u *longstr, int attr));
-void msg_puts_long_len_attr __ARGS((char_u *longstr, int len, int attr));
-void msg_puts_attr __ARGS((char_u *s, int attr));
-void may_clear_sb_text __ARGS((void));
-void clear_sb_text __ARGS((void));
-void show_sb_text __ARGS((void));
-int msg_use_printf __ARGS((void));
-void mch_errmsg __ARGS((char *str));
-void mch_msg __ARGS((char *str));
-void msg_moremsg __ARGS((int full));
-void repeat_message __ARGS((void));
-void msg_clr_eos __ARGS((void));
-void msg_clr_eos_force __ARGS((void));
-void msg_clr_cmdline __ARGS((void));
-int msg_end __ARGS((void));
-void msg_check __ARGS((void));
-void verbose_enter __ARGS((void));
-void verbose_leave __ARGS((void));
-void verbose_enter_scroll __ARGS((void));
-void verbose_leave_scroll __ARGS((void));
-void verbose_stop __ARGS((void));
-int verbose_open __ARGS((void));
-void give_warning __ARGS((char_u *message, int hl));
-void msg_advance __ARGS((int col));
-int do_dialog __ARGS((int type, char_u *title, char_u *message, char_u *buttons, int dfltbutton, char_u *textfield));
-void display_confirm_msg __ARGS((void));
-int vim_dialog_yesno __ARGS((int type, char_u *title, char_u *message, int dflt));
-int vim_dialog_yesnocancel __ARGS((int type, char_u *title, char_u *message, int dflt));
-int vim_dialog_yesnoallcancel __ARGS((int type, char_u *title, char_u *message, int dflt));
-char_u *do_browse __ARGS((int flags, char_u *title, char_u *dflt, char_u *ext, char_u *initdir, char_u *filter, buf_T *buf));
+extern int msg __ARGS((char_u *s));
+extern int verb_msg __ARGS((char_u *s));
+extern int msg_attr __ARGS((char_u *s, int attr));
+extern int msg_attr_keep __ARGS((char_u *s, int attr, int keep));
+extern char_u *msg_strtrunc __ARGS((char_u *s, int force));
+extern void trunc_string __ARGS((char_u *s, char_u *buf, int room));
+extern void reset_last_sourcing __ARGS((void));
+extern void msg_source __ARGS((int attr));
+extern int emsg_not_now __ARGS((void));
+extern int emsg __ARGS((char_u *s));
+extern int emsg2 __ARGS((char_u *s, char_u *a1));
+extern void emsg_invreg __ARGS((int name));
+extern char_u *msg_trunc_attr __ARGS((char_u *s, int force, int attr));
+extern char_u *msg_may_trunc __ARGS((int force, char_u *s));
+extern int delete_first_msg __ARGS((void));
+extern void ex_messages __ARGS((exarg_T *eap));
+extern void msg_end_prompt __ARGS((void));
+extern void wait_return __ARGS((int redraw));
+extern void set_keep_msg __ARGS((char_u *s, int attr));
+extern void set_keep_msg_from_hist __ARGS((void));
+extern void msg_start __ARGS((void));
+extern void msg_starthere __ARGS((void));
+extern void msg_putchar __ARGS((int c));
+extern void msg_putchar_attr __ARGS((int c, int attr));
+extern void msg_outnum __ARGS((long n));
+extern void msg_home_replace __ARGS((char_u *fname));
+extern void msg_home_replace_hl __ARGS((char_u *fname));
+extern int msg_outtrans __ARGS((char_u *str));
+extern int msg_outtrans_attr __ARGS((char_u *str, int attr));
+extern int msg_outtrans_len __ARGS((char_u *str, int len));
+extern char_u *msg_outtrans_one __ARGS((char_u *p, int attr));
+extern int msg_outtrans_len_attr __ARGS((char_u *msgstr, int len, int attr));
+extern void msg_make __ARGS((char_u *arg));
+extern int msg_outtrans_special __ARGS((char_u *strstart, int from));
+extern char_u *str2special __ARGS((char_u **sp, int from));
+extern void str2specialbuf __ARGS((char_u *sp, char_u *buf, int len));
+extern void msg_prt_line __ARGS((char_u *s, int list));
+extern void msg_puts __ARGS((char_u *s));
+extern void msg_puts_title __ARGS((char_u *s));
+extern void msg_puts_long_attr __ARGS((char_u *longstr, int attr));
+extern void msg_puts_long_len_attr __ARGS((char_u *longstr, int len, int attr));
+extern void msg_puts_attr __ARGS((char_u *s, int attr));
+extern void may_clear_sb_text __ARGS((void));
+extern void clear_sb_text __ARGS((void));
+extern void show_sb_text __ARGS((void));
+extern int msg_use_printf __ARGS((void));
+extern void mch_errmsg __ARGS((char *str));
+extern void mch_msg __ARGS((char *str));
+extern void msg_moremsg __ARGS((int full));
+extern void repeat_message __ARGS((void));
+extern void msg_clr_eos __ARGS((void));
+extern void msg_clr_eos_force __ARGS((void));
+extern void msg_clr_cmdline __ARGS((void));
+extern int msg_end __ARGS((void));
+extern void msg_check __ARGS((void));
+extern void verbose_enter __ARGS((void));
+extern void verbose_leave __ARGS((void));
+extern void verbose_enter_scroll __ARGS((void));
+extern void verbose_leave_scroll __ARGS((void));
+extern void verbose_stop __ARGS((void));
+extern int verbose_open __ARGS((void));
+extern void give_warning __ARGS((char_u *message, int hl));
+extern void msg_advance __ARGS((int col));
+extern int do_dialog __ARGS((int type, char_u *title, char_u *message, char_u *buttons, int dfltbutton, char_u *textfield));
+extern void display_confirm_msg __ARGS((void));
+extern int vim_dialog_yesno __ARGS((int type, char_u *title, char_u *message, int dflt));
+extern int vim_dialog_yesnocancel __ARGS((int type, char_u *title, char_u *message, int dflt));
+extern int vim_dialog_yesnoallcancel __ARGS((int type, char_u *title, char_u *message, int dflt));
+extern char_u *do_browse __ARGS((int flags, char_u *title, char_u *dflt, char_u *ext, char_u *initdir, char_u *filter, buf_T *buf));
 /* vim: set ft=c : */
diff --git a/src/proto/os_mswin.pro b/src/proto/os_mswin.pro
index f46a3f8..aaef05b 100644
--- a/src/proto/os_mswin.pro
+++ b/src/proto/os_mswin.pro
@@ -46,8 +46,8 @@
 extern void mch_print_start_line __ARGS((int margin, int page_line));
 extern int mch_print_text_out __ARGS((char_u *p, int len));
 extern void mch_print_set_font __ARGS((int iBold, int iItalic, int iUnderline));
-extern void mch_print_set_bg __ARGS((long_u bgcol));
-extern void mch_print_set_fg __ARGS((long_u fgcol));
+extern void mch_print_set_bg __ARGS((unsigned long bgcol));
+extern void mch_print_set_fg __ARGS((unsigned long fgcol));
 extern char_u *mch_resolve_shortcut __ARGS((char_u *fname));
 extern void win32_set_foreground __ARGS((void));
 extern void serverInitMessaging __ARGS((void));