Recent X11 upgrade and getting _gl?? Undefined references compiling another package

[Jon TURNEY]

Brian Keener wrote:
> I periodically do test compile for OpenSceneGraph in Cygwin and up 
> until I recently accidentally updated to the latest X11 stuff the 
> compiles had been working fine.  With the recent change I now getting a 
> lot of undefined references for various _gl?? References.  I posted 
> this to the OpenSceneGraph list and they suggested I also post here.  
> 
> The package uses ccmake/cmake and from the settings in ccmake when I 
> review them it seems to be properly finding OpenGl according to cmake 
> as:
> 
>  OPENGL_INCLUDE_DIR               /usr/include
>  OPENGL_gl_LIBRARY                /usr/lib/w32api/libopengl32.a
>  OPENGL_glu_LIBRARY               /usr/lib/w32api/libglu32.a

I suspect you might have the problem discussed here:
http://cygwin.com/ml/cygwin-apps/2008-11/msg00036.html

> libglut-devel                   2.4.0-1
> opengl                          1.1.0-8

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