anchor.diff:  
   # Add e2fsprogs support.
   E2FSPROGS="yes"
  -
  -# Include support for unionfs
  -#UNIONFS="1"
  -
  -# Include support for zfs volume management.
  -#ZFS="no"
   
   # Enable copying of firmware into initramfs
   #FIRMWARE="no"
  
positive.code: # Location of the default cache
  CACHE_DIR="/var/cache/genkernel"
  # Location of DISTDIR, where our source tarballs are stored
  DISTDIR="${CACHE_DIR}/src"
  # Log output file
  LOGFILE="/var/log/genkernel.log"
  # Debug Level
  
negative.code: # If included, busybox is rebuilt if the cached copy is out of date.
  BUSYBOX="yes"
  
  # Use udev instead of mdev as the default device manager for the initramfs.
  # If you use systemd and perhaps lvm, you _must_ keep this turned on.
  UDEV="yes"
  
  # Includes mdadm/mdmon binaries in initramfs.
  # Without sys-fs/mdadm[static] installed, this will build a static mdadm.
  MDADM="yes"
  