Fixed a couple of bugs that crept into last commit
	- Eval not compiled correctly
	- Material colors computed incorrectly

Reworked the VERT_TEX flags, now support upto 12 texture units in tnl.
diff --git a/src/mesa/main/api_loopback.c b/src/mesa/main/api_loopback.c
index fd6a83e..1ad51a6 100644
--- a/src/mesa/main/api_loopback.c
+++ b/src/mesa/main/api_loopback.c
@@ -10,7 +10,7 @@
  * hence 'loopback'.
  *
  * The driver must supply all of the remaining entry points, which are
- * listed in vtxfmt.h.  The easiest way for a driver to do this is to
+ * listed in dd.h.  The easiest way for a driver to do this is to
  * install the supplied software t&l module.
  */
 #define DRIVER(x) gl##x