/sources/plan9/sys/src/cmd/disk/prep/
      2755 2010-01-21 calc.y
      9710 2008-05-10 edit.c
       994 2002-03-02 edit.h
     22550 2013-10-16 fdisk.c
       250 2002-05-27 mkfile
     10235 2011-04-21 prep.c