2
This software may only be used by you under license from AT&T Corp.
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("AT&T"). A copy of AT&T's Source Code Agreement is available at
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AT&T's Internet website having the URL:
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<http://www.research.att.com/sw/tools/graphviz/license/source.html>
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If you received this software without first entering into a license
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with AT&T, you have an infringing copy of this software and cannot use
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it without violating AT&T's intellectual property rights.
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extern void polyFree ();
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extern int polyOverlap (Point, Poly*, Point, Poly*);
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extern void makePoly (Poly*, Agnode_t *, float);
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extern void breakPoly (Poly*);