Export more symbols from liboctinterp. * libinterp/interpfcn/symtab.h (symbol_table::symbol_record::symbol_record_rep::active_content): Decorate with OCTINTERP_API. * libinterp/interpfcn/defaults.in.h (Voctave_home, Vbin_dir, Vinfo_dir, Vdata_dir, Vlibexec_dir, Varch_lib_dir, Vlocal_arch_lib_dir, Vlocal_ver_arch_lib_dir, Vlocal_ver_oct_file_dir, Vlocal_api_oct_file_dir, Vlocal_oct_file_dir, Vlocal_ver_fcn_file_dir, Vlocal_api_fcn_file_dir, Vlocal_fcn_file_dir, Voct_etc_dir, Voct_file_dir, Vfcn_file_dir, Vimage_dir, VEDITOR, Vlocal_site_defaults_file, Vsite_defaults_file, subst_octave_fome, install_defaults, set_exec_path, set_image_path): Likewise.

((nil .
      ((c-file-style . "gnu")
       (indent-tabs-mode . nil)
       (fill-column . 72)
       (eval . (when (string-match "\\.h\\'" (buffer-file-name))
                 (unless (string-match "/gnulib/" (buffer-file-name))
                   (c++-mode)
                   (c-set-style "gnu"))))))
 (change-log-mode . ((indent-tabs-mode . t)))
 (makefile-mode . ((indent-tabs-mode . t))))