tree.c (avoid_overlap): Add prototype.

        * tree.c (avoid_overlap): Add prototype.
        * spew.c (num_tokens): Add prototype.
        (nth_noken, add_token, consume_token, debug_yychar): Likewise.
        * search.c (dfs_check_overlap): Add prototype.
        (dfs_no_overlap_yet): Likewise.
        * pt.c (original_template): Add prototype.
        (inline_needs_template_parms): Likewise.
        (push_inline_template_parms_recursive): Likewise.
        (retrieve_specialization, register_specialization): Likewise.
        (print_candidates, reduce_template_parm_level): Likewise.
        (build_template_decl, mark_template_parm): Likewise.
        (tsubst_friend_function, get_bindings_real): Likewise.
        * method.c (start_squangling): Add prototype.
        (end_squangling, check_ktype, issue_ktype): Likewise.
        (build_overloaded_scope_ref, check_btype): Likewise.
        (build_mangled_template_parm_index): Likewise.
        * lex.c (init_cpp_parse): Add prototype.
        (handle_cp_pragma, handle_sysv_pragma): Likewise.
        (reduce_cmp, token_cmp): Likewise.
        * except.c (call_eh_info): Add prototype.
        (push_eh_info, get_eh_info, get_eh_value, get_eh_type): Likewise.
        (get_eh_caught, get_eh_handlers, do_pop_exception): Likewise.
        * decl2.c (is_namespace_ancestor): Add prototype.
        (namespace_ancestor, add_using_namespace): Likewise.
        (ambiguous_decl): Likewise.
        * decl.c (indent): Add prototype.
        * call.c (add_template_candidate_real): Add prototype.

From-SVN: r19259