fix constness warning

fix constness warning

2000-10-26  Havoc Pennington  <hp@redhat.com>

        * gtk/gtktextiter.c (my_strrstr): fix constness warning

        Fixed output of:
        nm -g -l .libs/libgtk-x11-1.3.so | grep ' T ' | grep -v gtk_ | grep -v GTK_

        * gtk/gtktextsegment.c (char_segment_new): rename
        (_char_segment_new_from_two_strings): rename
        (_toggle_segment_new): rename

        * gtk/gtkclipboard.c (ensure_clipboard_widget): make this static
        (make_clipboard_widget): make it static
        (text_get_func): static
        (text_clear_func): static

        * gtk/gtkcolorsel.c (adjustment_changed): make this function
        static
        (hex_changed): make it static
        (hsv_changed): make it static
        (opacity_entry_changed): make it static

        * gtk/gtktextbtree.c (change_node_toggle_count): rename with _gtk
        (toggle_segment_check_func): rename with _gtk

        * gtk/gtktextchild.c (_pixbuf_segment_new): rename with _gtk
        (_widget_segment_new): rename
        (_widget_segment_add): rename
        (_widget_segment_remove): rename
        (_widget_segment_ref): rename
        (_widget_segment_unref): rename

        * gtk/gtktextmark.c (_mark_segment_new): Rename
        _gtk_mark_segment_new