[issue21923] distutils.sysconfig.customize_compiler will try to read variable that has not been initialized

[Ned Deily]

Changes by Ned Deily <nad at acm.org>:


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assignee:  -> ned.deily
nosy: +ned.deily

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue21923>
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