Convert prototypes to ISO C90

[Andreas Schwab]

Bruno Haible <bruno@clisp.org> writes:

> Ulrich Drepper wrote:
>
>> The reason why in many places K&R is used is to get exactly the right
>> level of warnings re missing prototypes.  Leave it as is, there is no
>> reason to change it.
>
> Another reason is that
>   - glibc/intl shouldn't diverge too much from gettext/intl, and
>   - gettext/intl needs to support K&R because some packages (most notably GCC)
>     have a copy of it included in their source and need to build with HP-UX cc
>     and SunOS4 cc.

The latter is not true any more.  GCC is C89 now.

Andreas.

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Andreas Schwab, SuSE Labs, schwab@suse.de
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