[IOT-1477] fix presenceclient sample for linux.

[IOT-1477] fix presenceclient sample for linux.

There was some miss codes from
https://gerrit.iotivity.org/gerrit/#/c/13261

Change-Id: I04814c14084acbca13c40c983e2fe9addc29cc4d
Signed-off-by: jihwan.seo <jihwan.seo@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/13669
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Ashok Babu Channa <ashok.channa@samsung.com>
(cherry picked from commit 4a0e8ff523c2266633580f6ec0f1ddc2a9c0d58b)
Reviewed-on: https://gerrit.iotivity.org/gerrit/13735
Reviewed-by: George Nash <george.nash@intel.com>
Reviewed-by: Larry Sachs <larry.j.sachs@intel.com>
Reviewed-by: Ziran Sun <ziran.sun@samsung.com>