build: check for OpenGL either GLX or EGL are requested
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-rw-r--r-- 26530 COPYING.LIB
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-rw-r--r-- 19841 NEWS
-rw-r--r-- 4793 README
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-rw-r--r-- 28433 configure.ac
drwxr-xr-x - docs
-rw-r--r-- 10708 git.mk
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