The {\it flags} parameter can be wxKILL\_NOCHILDREN (the default),
or wxKILL\_CHILDREN, in which case the child processes of this
process will be killed too. Note that under Unix, for wxKILL\_CHILDREN
-to work you should have created the process passing wxEXEC\_MAKE_GROUP\_LEADER.
+to work you should have created the process passing wxEXEC\_MAKE\_GROUP\_LEADER.
Returns the element of {\tt wxKillError} enum: