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(emacs_get_tty, emacs_set_tty, old_fcntl_flags, old_fcntl_owner):
Now static.
(sigprocmask_set, full_mask): Remove; unused.
(wait_debugging): Mark as visible.
* syssignal.h (SIGFULLMASK, full_mask): Remove decls.
* systty.h (emacs_get_tty, emacs_set_tty): Remove decls.

* dispextern.h (scroll_cost): Remove decl.

(process_tick, update_tick, create_process, chan_process):
(Vprocess_alist, proc_buffered_char, datagram_access):
(fd_callback_data, send_process_frame, process_sent_to): Now static.
(deactivate_process): Mark defn as static, as well as decl.
* lisp.h (create_process): Remove decl.
* process.h (chan_process, Vprocess_alist): Remove decls.

(print_depth, new_backquote_output, being_printed, print_buffer):
(print_buffer_size, print_buffer_pos, print_buffer_pos_byte):
(print_interval, print_number_index, initial_stderr_stream):
Now static.
* lisp.h (Fprinc): Remove decl.
(debug_output_compilation_hack): Mark as externally visible.

* syssignal.h (croak): Put it here, so the API can be checked when
'croak' is called from dissociate_if_controlling_tty.

(minibuf_save_list, choose_minibuf_frame): Now static.
* lisp.h (choose_minibuf_frame): Remove decl.

(read_objects, initial_obarray, oblookup_last_bucket_number):
Now static.
(make_symbol): Remove; unused.
* lisp.h (initial_obarray, make_symbol): Remove decls.

(single_kboard, recent_keys_index, total_keys, recent_keys):
(this_command_key_count_reset, raw_keybuf, raw_keybuf_count):
(this_single_command_key_start, echoing, last_auto_save):
(read_key_sequence_cmd, dribble, recursive_edit_unwind):
(command_loop, echo_now, keyboard_init_hook, help_char_p):
(quit_throw_to_read_char, command_loop_2, top_level_1, poll_timer):
(Vlispy_mouse_stem, double_click_count):
Now static.
(force_auto_save_soon): Define only if SIGDANGER.
(ignore_mouse_drag_p): Now static if
!defined HAVE_WINDOW_SYSTEM || defined USE_GTK || defined HAVE_NS.
(print_help): Remove; unused.
(stop_character, last_timer_event): Mark as externally visible.
* keyboard.h (ignore_mouse_drag_p): Declare only if
defined HAVE_WINDOW_SYSTEM && !defined USE_GTK && !defined HAVE_NS.
(echo_now, help_char_p, quit_throw_to_read_char): Remove decls.
* lisp.h (echoing): Remove decl.
(force_auto_save_soon): Declare only if SIGDANGER.
* xdisp.c (redisplay_window): Simplify code, to make it more
obvious that ignore_mouse_drag_p is not accessed if !defined
USE_GTK && !defined HAVE_NS.

(merge_properties_sticky, merge_interval_right, delete_interval):
Now static.
* intervals.h (merge_interval_right, delete_interval): Remove decls.

However, leave prepare_to_modify_buffer alone.  It's never
called from outside this function, but that appears to be a bug.
(combine_after_change_list, combine_after_change_buffer):
(adjust_after_replace): Now static.
(adjust_after_replace_noundo): Remove; unused.
* lisp.h (adjust_after_replace, adjust_after_replace_noundo):
Remove decls.

* dispextern.h (x_create_bitmap_from_xpm_data): Do not declare
if USE_GTK.
* image.c (x_create_bitmap_from_xpm_data): Do not define if USE_GTK.
(xpm_color_cache, ct_table, ct_colors_allocated): Now static.

(max_used_fringe_bitmap): Now static, unless HAVE_NS.

(x_report_frame_params, make_terminal_frame): Now static.
(get_frame_param): Now static, unless HAVE_NS.
(x_fullscreen_adjust): Define if WINDOWSNT, not if HAVE_WINDOW_SYSTEM.
(x_get_resource_string): Remove; not used.
* frame.h (make_terminal_frame, x_report_frame_params):
(x_get_resource_string); Remove decls.
(x_fullscreen_adjust): Declare only if WINDOWSNT.
* lisp.h (get_frame_param): Declare only if HAVE_NS.

* dispextern.h (FACE_SUITABLE_FOR_ASCII_CHAR_P): New macro.
(FACE_SUITABLE_FOR_CHAR_P): Use it.
* font.c (font_close_object): Now static.
* font.h (font_close_object): Remove.
* fontset.c (FONTSET_OBJLIST): Remove.
(free_realized_fontset) #if-0 the body, which does nothing.
(face_suitable_for_char_p): #if-0, as it's never called.
* fontset.h (face_suitable_for_char_p): Remove decl.
* xfaces.c (face_at_string_position): Use
FACE_SUITABLE_FOR_ASCII_CHAR_P, not FACE_SUITABLE_FOR_CHAR_P,
since 0 is always ASCII.

(auto_saving, auto_save_mode_bits, auto_save_error_occurred):
(Vwrite_region_annotation_buffers): Now static.

(backtrace_list, lisp_eval_depth, when_entered_debugger): Now static.
* lisp.h (backtrace_list): Remove decl.

(malloc_state_ptr, malloc_using_checking, syms_of_emacs):
(fatal_error_code, fatal_error_signal_hook, standard_args):
Now static.
(fatal_error_signal): Now static, unless FLOAT_CATCH_SIGKILL.
(DEFINE_DUMMY_FUNCTION): Mark function as externally visible.
(__CTOR_LIST__, __DTOR_LIST__): Now externally visible.
* lisp.h (fatal_error_signal_hook): Remove decl.
(fatal_error_signal): Declare only if FLOAT_CATCH_SIGKILL.

* editfns.c, lisp.h (get_operating_system_release): Remove.
* process.c (init_process) [DARWIN_OS]: Do it inline, as it is not
worth the hassle of breaking this out.

(x_raise_frame, x_lower_frame, x_wm_set_window_state):
(x_wm_set_icon_pixmap, x_initialize, XTread_socket_fake_io_error):
(x_destroy_window, x_delete_display):
Now static.
(x_dispatch_event): Now static if ! (USE_MOTIF || USE_X_TOOLKIT).
(x_mouse_leave): Remove; unused.
* xterm.h (x_display_info_for_name, x_raise_frame, x_lower_frame):
(x_destroy_window, x_wm_set_window_state, x_wm_set_icon_pixmap):
(x_delete_display, x_initialize, x_set_border_pixel, x_screen_planes):
Remove decls.
(x_mouse_leave): Declare only if WINDOWSNT.
(x_dispatch_event): Declare only if USE_MOTIF or USE_X_TOOLKIT.
(xic_create_fontsetname): Declare only if HAVE_X_WINDOWS &&
USE_X_TOOLKIT.

(ftxfont_driver): Export only if !defined HAVE_XFT && def8ined
HAVE_FREETYPE.
* font.h (ftxfont_driver): Likewise.

(x_last_font_name, x_display_info_for_name):
(x_set_foreground_color, x_set_background_color, x_set_mouse_color):
(x_set_cursor_color, x_set_border_pixel, x_set_border_color):
(x_set_cursor_type, x_set_icon_type, x_set_icon_name):
(x_set_scroll_bar_foreground, x_set_scroll_bar_background):
(x_explicitly_set_name, x_set_title, xic_defaut_fontset, tip_timer):
(last_show_tip_args): Now static.
(xic_defaut_fontset, xic_create_fontsetname): Define only if
defined HAVE_X_WINDOWS && defined USE_X_TOOLKIT
(x_screen_planes): Remove; unused.
* dispextern.h (x_screen_planes): Remove decl.

* dispextern.h (redraw_garbaged_frames, scrolling):
(increment_row_positions): Remove.
* dispnew.c (new_glyph_matrix, increment_row_positions, scrolling):
(delayed_size_change, glyph_matrix_count, glyph_pool_count):
Now static.
(redraw_garbaged_frames): Remove; unused.

* dispextern.h (ascii_face_of_lisp_face, free_realized_face):
Remove decls.
* xterm.h (defined_color): Remove decls.
(x_free_dpy_colors): Declare only if USE_X_TOOLKIT.
* xfaces.c (tty_suppress_bold_inverse_default_colors_p):
(menu_face_changed_default, defined_color, free_realized_face):
(x_free_dpy_colors): Define only if USE_X_TOOLKIT.
(ascii_face_of_lisp_face): Remove; unused.

* dispextern.h (scratch_glyph_row, window_box_edges):
(glyph_to_pixel_coords, set_cursor_from_row):
(get_next_display_element, set_iterator_to_next):
(highlight_trailing_whitespace, frame_to_window_pixel_xy):
(show_mouse_face): Remove decls
* frame.h (message_buf_print): Likewise.
* lisp.h (pop_message, set_message, check_point_in_composition):
Likewise.
* xterm.h (set_vertical_scroll_bar): Likewise.
* xdisp.c (list_of_error, Vmessage_stack, line_number_displayed):
(message_buf_print, scratch_glyph_row, displayed_buffer):
(set_iterator_to_next, pop_message, set_message, set_cursor_from_row):
(get_next_display_element, show_mouse_face, window_box_edges):
(frame_to_window_pixel_xy, check_point_in_composition):
(set_vertical_scroll_bar, highlight_trailing_whitespace): Now static.
(glyph_to_pixel_coords): Remove; unused.

* dbusbind.c (xd_in_read_queued_messages): Now static.

* data.c (circular_list_error): Remove.

(last_point_position_window): Remove decls.
* keyboard.c: Make these variables static.

decls.
* coding.c (Vsjis_coding_system, Vbig5_coding_system):
(iso_code_class, detect_coding, code_convert_region): Now static.
(encode_coding_gap): Remove; unused.

* charset.c (charset_iso_8859_1, charset_emacs, map_charset_for_dump):
Now static.

* ccl.c (Vccl_program_table): Now static.
(check_ccl_update): Remove; unused.

* category.h: ... from here.
* category.c (check_category_table, set_category_set): Now static.