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<if cond="TOOLKIT=='OSX_CARBON'">src/osx/carbon/glcanvas.cpp src/osx/glcanvas_osx.cpp</if>
<if cond="TOOLKIT=='OSX_COCOA'">src/osx/cocoa/glcanvas.mm src/osx/glcanvas_osx.cpp</if>
<set var="OPENGL_SRC_PLATFORM" hints="files">
<if cond="TOOLKIT=='OSX_CARBON'">src/osx/carbon/glcanvas.cpp src/osx/glcanvas_osx.cpp</if>
<if cond="TOOLKIT=='OSX_COCOA'">src/osx/cocoa/glcanvas.mm src/osx/glcanvas_osx.cpp</if>