<varname>$WATCHDOG_PID</varname> and
<varname>$WATCHDOG_USEC</varname> environment
variable. The call will ignore these variables if
- <varname>$WATCHDOG_PID</varname> does containe the PID
+ <varname>$WATCHDOG_PID</varname> does not contain the PID
of the current process, under the assumption that in
that case, the variables were set for a different
process further up the process tree.</para>