Mesa (master): docs: document MESA_EXTENSION_OVERRIDE env var

[Brian Paul]

Module: Mesa
Branch: master
Commit: cc26e2774615d5e18a0e19270a40b7dd1e4e99df
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=cc26e2774615d5e18a0e19270a40b7dd1e4e99df

Author: Brian Paul <brianp at vmware.com>
Date:   Mon Jun  8 10:56:51 2009 -0600

docs: document MESA_EXTENSION_OVERRIDE env var

---

 docs/envvars.html |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/docs/envvars.html b/docs/envvars.html
index 7fd9fe7..6d7a321 100644
--- a/docs/envvars.html
+++ b/docs/envvars.html
@@ -25,6 +25,9 @@ fragment programs (intended for developers only)
 <li>MESA_TNL_PROG - if set, implement conventional vertex transformation
 operations with vertex programs (intended for developers only).
 Setting this variable automatically sets the MESA_TEX_PROG variable as well.
+<li>MESA_EXTENSION_OVERRIDE - can be used to enable/disable extensions.
+A value such as "GL_EXT_foo -GL_EXT_bar" will enable the GL_EXT_foo extension
+and disable the GL_EXT_bar extension.
 </ul>
 
 <p>