Log Message:
xf86-video-mach64: update to 6.9.6.

A boring release, fixing source compatibility with xserver 1.20.

Adam Jackson (3):
      Move max mode h/v checks into ATIValidMode
      mach64 6.9.6

Alan Coopersmith (2):
      configure: Drop AM_MAINTAINER_MODE
      autogen.sh: Honor NOCONFIGURE=1

Emil Velikov (2):
      autogen.sh: use quoted string variables
      xf86-video-mach64: remove the GlxSetVisualConfigs stub and friends

Mihail Konev (1):
      autogen: add default patch prefix

Peter Hutterer (1):
      autogen.sh: use exec instead of waiting for configure to finish