{
    # Change defaults => usrquota,grpquota for /, /home or /home/e-smith ext* file system
    # Change defaults => uquota,gquota for /, /home or /home/e-smith xfs file system
    @lines = map {
	/\s(\/|\/home|\/home\/e-smith)\s+ext[234]\s+defaults\s/ && s/defaults/usrquota,grpquota/;
	/^\/dev\/main\/.*\s+ext[234]\s+defaults\s/ && s/defaults/usrquota,grpquota/;
	/\s(\/|\/home|\/home\/e-smith)\s+xfs\s+defaults\s/ && s/defaults/uquota,gquota/;
	/^\/dev\/main\/.*\s+xfs\s+defaults\s/ && s/defaults/uquota,gquota/;
	/^\/dev\/mapper\/(kss-home|kss-root).*\s+xfs\s+defaults\s/ && s/defaults/uquota,gquota/;
	$_
	} @lines;
    "";
}
