Convert old-style definitions

Convert old-style definitions

* editfns.c (transpose_markers): Convert old-style definition.
* emacs.c (abort, shut_down_emacs, fixup_locale)
(synchronize_system_time_locale)
(synchronize_system_messages_locale, syms_of_emacs): Likewise.
* floatfns.c (extract_float, matherr, init_floatfns)
(syms_of_floatfns): Likewise.
* fns.c (make_hash_table): Likewise.
* ftfont.c (ftfont_get_otf, ftfont_otf_features)
(ftfont_otf_capability, ftfont_get_glyph_id, ftfont_get_metrics)
(ftfont_drive_otf, ftfont_shape_by_flt, ftfont_shape)
(ftfont_variation_glyphs): Likewise.
* gtkutil.c (xg_create_widget, xg_modify_menubar_widgets): Likewise.
* keymap.c (describe_map_tree, describe_map, describe_vector): Likewise.
* lread.c (read_filtered_event): Likewise.
* minibuf.c (read_minibuf_noninteractive, read_minibuf): Likewise.
* process.c (wait_reading_process_output): Likewise.
* scroll.c (do_line_insertion_deletion_costs): Likewise.
* search.c (search_buffer, boyer_moore): Likewise.
* syntax.c (scan_sexps_forward): Likewise.
* xdisp.c (try_scrolling): Likewise.
* xfaces.c (face_at_buffer_position, face_for_overlay_string)
(face_at_string_position): Likewise.
* xfns.c (x_default_scroll_bar_color_parameter): Likewise.
* xselect.c (x_get_window_property, receive_incremental_selection)
(x_get_window_property_as_lisp_data, lisp_data_to_selection_data):
Likewise.
* xterm.c (x_draw_relief_rect, x_draw_box_rect): Likewise.