-> is OpenGL supported by Intel's GMA4500 on Linux ?
it's supports up to 2.1 but a least one shader is broken ( tcmask ) unless that has been fix in a newer driver than what i'm using.
-> how can we check if the driver is OK and supports OpenGL (cannot find glxinfo, for example) ?
it's part of mesa-utils on ubuntu should be under the same name for Mandriva, also install mesa-demo(s) to test out your gfx
-> in case the driver is not properly installed, how should we proceed to start (eg : a link to an appropriate web page, README, or whatever) ?
on ubuntu it's
it should something like
also look for anything installed related to mesa