[Midnightbsd-cvs] src: side.c: Rename wcwidth -> special_wcwidth Work around conflict

[laffer1 at midnightbsd.org]

Log Message:
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Rename wcwidth -> special_wcwidth

Work around conflict while retaining behavior.

Modified Files:
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    src/contrib/diff/src:
        side.c (r1.1.1.3 -> r1.2)
        (http://cvsweb.midnightbsd.org/src/contrib/diff/src/side.c?r1=1.1.1.3&r2=1.2)