Memwatch is a program intended to sit in the background and watch for
random trashing of low memory by an application under development.  If it
detects a write to low memory, it repairs it to what used to be there, then
puts up a requester indicating what damage had been done.  Very useful! 

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                  570    1237  46.1% -lh5- b0db Jul  7  1987 MemWatch/memsup.a
[generic]                 2009    3776  53.2% -lh5- 9e17 Jul  7  1987 MemWatch/memwatch
[generic]                 4517   13657  33.1% -lh5- 5953 Jul  7  1987 MemWatch/memwatch.c
[generic]                 2490    5661  44.0% -lh5- a9f4 Jul  7  1987 MemWatch/MemWatch.doc
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         4 files    9586   24331  39.4%            Jul  7  1987