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Date: Fri, 09 Jun 2006 00:47:37 +0200
From: Gautier <gautier@fakeaddress.nil>
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Subject: Re: Problem with a C string to Ada conversion
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Date: 2006-06-09T00:47:37+02:00
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OK, found it (beginning with reading the Manual about 
Dereference_Error...) - it was a null pointer on the C side.
By initializing GL before calling GetString
   GLUT.Init;
   if GLUT.CreateWindow( "Test" ) = 0 then return; end if;
it works now...
G.