[gentoo-user] How do you make a gentoo system confirm to a release?

If you have a Gentoo system with a specific release point for e.g. 2006.0and you would like to live upgrade it so it confirms to a 2006.1 profile is that possible? To be specific I would like if possible to have a live upgrade to stage3 but with using i586 compile instead of i686. I could rm -rf

[gentoo-user] Building modular X?

How do I get the package xorg-server to build? !!! ERROR: media-libs/mesa-6.3.1.1-r3 failed. Here seems to be the source of the troubles? In file included from clientattrib.c:38: glxclient.h:59:25: GL/glxproto.h: No such file or directory Cheers, Chris