C<d_pwchange>, C<d_pwcomment>, and C<d_pwexpire>. Shadow password
files are only supported if your vendor has implemented them in the
intuitive fashion that calling the regular C library routines gets the
-shadow versions if you're running under privilege. Those that
-incorrectly implement a separate library call are not supported.
+shadow versions if you're running under privilege or if there exists
+the shadow(3) functions as found in System V ( this includes Solaris
+and Linux.) Those systems which implement a proprietary shadow password
+facility are unlikely to be supported.
The $members value returned by I<getgr*()> is a space separated list of
the login names of the members of the group.