Committing in .

 Committing in .

 Patches to compile Mesa on VMS.
   -Updated for new directory tree
   -Now compile with PTHREADS on

 The patch in glthread.h is temporarily. The include file src/types.h
 conflicts with the system defined types.h. In future the mesa supplied one
 should be renamed.

 Modified Files:
 	Mesa/include/GL/vms_x_fix.h Mesa/src/descrip.mms
 	Mesa/src/glthread.h Mesa/src/mms_depend
 ----------------------------------------------------------------------