Fix build error: WITH_MQ
Fix build error: WITH_MQ

Bug: https://jira.iotivity.org/browse/IOT-2719
Change-Id: If4249e5cf198fcb1dad4969d2cb7b141adb687b4
Signed-off-by: Ziran Sun <3baa2a3e3c6d96dba4b6f1736d53815847db9a07@samsung.com>

iotivity/iotivity,rzr/iotivity,rzr/iotivity,rzr/iotivity,rzr/iotivity,rzr/iotivity,rzr/iotivity,iotivity/iotivity,iotivity/iotivity,iotivity/iotivity,iotivity/iotivity,iotivity/iotivity,iotivity/iotivity,rzr/iotivity,iotivity/iotivity