r296: - Add VDISK_VERBOSE environment variable; if it is set, libvdisk will be more verbose.  Right now all this does is enable/disable printing of libvdisk's revision number at startup.
r296: - Add VDISK_VERBOSE environment variable; if it is set, libvdisk will be
more verbose.  Right now all this does is enable/disable printing of
libvdisk's revision number at startup.

cmusatyalab/openisr,cmusatyalab/openisr,cmusatyalab/openisr,cmusatyalab/openisr,cmusatyalab/openisr