patch for unsigned bitfields

[Mark Mitchell]

>>>>> "Zack" == Zack Weinberg <zack@wolery.cumb.org> writes:

    Zack> If you write this as

    Zack>      AC_DEFINE(ENUM_BITFIELDS_ARE_UNSIGNED, 1, [Define if
    Zack> enumerated bitfields are treated as unsigned values.])

    Zack> then you don't have to add anything to acconfig.h.

Good point.  Robert, please make that change when you get a chance.

--
Mark Mitchell                   mark@codesourcery.com
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