* corefile.c (generic_core_file_matches_executable_p): New function.

    * corefile.c (generic_core_file_matches_executable_p): New function.
        * libbfd-in.h (generic_core_file_matches_executable_p): Add
        declaration.
        * libbfd.h: Regenerate.
        * hpux-core.c: ANSIfy function declarations and prototypes.
        (thread_section_p): Manually expand bfd_section_name macro
        to make it clear that parameter ABFD is not used.
        (hpux_core_core_file_matches_executable_p): Delete, replaced
        by macro pointing to generic_core_file_matches_executable_p.

        * aix386-core.c: Replace core_file_matches_executable_p null
        implementation by generic_core_file_matches_executable_p by
        using a macro.
        * aix5ppc-core.c: Likewise.
        * cisco-core.c: Likewise.
        * hppabsd-core.c: Likewise.
        * irix-core.c: Likewise.
        * lynx-core.c: Likewise.
        * mach-o.c: Likewise.
        * netbsd-core.c: Likewise.
        * osf-core.c: Likewise.
        * ptrace-core.c: Likewise.
        * sco5-core.c: Likewise.
        * trad-core.c: Likewise.