...\include\osg/GL(114,10): fatal error C1083: Cannot open include file: 'GL/glcorearb.h': No such file or directory [...\src\osg2vsg\osg2vsg.vcxproj]
BuildOptions.cpp
...\include\osg/GL(114,10): fatal error C1083: Cannot open include file: 'GL/glcorearb.h': No such file or directory [...\src\osg2vsg\osg2vsg.vcxproj]
ConvertToVsg.cpp
...\include\osg/GL(114,10): fatal error C1083: Cannot open include file: 'GL/glcorearb.h': No such file or directory [...\src\osg2vsg\osg2vsg.vcxproj]
GeometryUtils.cpp
Can't build on VS2019:
Possible fix: Using GLCore ?