com.c (ffecom_file_, [...]): Constify a char*.

com.c (ffecom_file_, [...]): Constify a char*.

        * com.c (ffecom_file_, ffecom_file, file_buf,
        ffecom_open_include_): Constify a char*.
        (ffecom_possible_partial_overlap_): Mark parameter `expr2' with
        ATTRIBUTE_UNUSED.
        (ffecom_init_0): Use a fully prototyped cast in call to bsearch.
        (lang_print_error_function): ANSI-fy.

        * com.h (ffecom_file): Constify a char*.

        * fini.c (main): Call return, not exit.

        * g77spec.c (lang_specific_driver): Use non-const *in_argv in
        assignment.

        * intrin.c (ffeintrin_cmp_name_): Don't needlessly cast away
        const-ness.

From-SVN: r30693