GitLab

While resolving merge conflicts, header file is missed.
This is necessary to build the sample application.
Added necessary changes to build androd ndk as well

Change-Id: I0e2185abb5c82042bf7273ef61022e448b32468d
Signed-off-by: jnashok <jn.ashok@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/962Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: jihwan seo <jihwan.seo@samsung.com>
Reviewed-by: Erich Keane <erich.keane@intel.com>