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( strings being sent to parse routines are always null
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terminated )
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: _pc ( a -- n f, parse character )
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( apostrophe is ASCII 39 )
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DUP 1+ C@ 39 = OVER 3 + C@ 39 = AND ( a f )
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NOT IF 0 EXIT THEN ( a 0 )
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( surrounded by apos, good, return )
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2+ C@ 1 ( n 1 )
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;
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