[postgis-users] Conformance Consistency

[Paul Ramsey]

The IsEmpty() function returns 0/1 for true/false values. This is legal 
according to the spec, but all the other functions in postgis return 
true/false.

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      | Paul Ramsey
      | Refractions Research
      | Email: pramsey at refractions.net
      | Phone: (250) 885-0632
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