glXQueryVersion — return the version numbers of the GLX extension
Specifies the connection to the X server.
Returns the major version number of the GLX server extension.
Returns the minor version number of the GLX server extension.
glXQueryVersion returns the major and minor version numbers of the GLX extension
implemented by the server associated with connection
Implementations with the same major version number are upward compatible,
meaning that the implementation with the higher minor number is a superset
of the version with the lower minor number.
minor do not return values if they are specified as
False if it fails,
minor are not updated when
False is returned.
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