[Build] Fixed the warnings for the (Autotools) configure script.
[Build] Fixed the warnings for the (Autotools) configure script.

airsim/airinv,jwakely/airinv,airsim/tvlsim,jwakely/simfqt,jwakely/simfqt,jwakely/trademgen,jwakely/airinv,airsim/rmol,airsim/tvlsim,jwakely/simcrs,jwakely/simfqt,airsim/simlfs,airsim/airrac,airsim/tvlsim,airsim/airinv,jwakely/rmol,airsim/simfqt,airsim/airinv,jwakely/simcrs,airsim/sevmgr,airsim/airtsp,airsim/avlcal,airsim/airinv,airsim/rmol,airsim/trademgen,airsim/avlcal,airsim/simfqt,jwakely/airinv,jwakely/airrac,airsim/airrac,jwakely/travelccm,jwakely/airinv,airsim/travelccm,airsim/simcrs,jwakely/rmol,airsim/tvlsim,airsim/travelccm,jwakely/airrac,airsim/tvlsim,jwakely/airinv,airsim/tvlsim,airsim/simfqt,airsim/tvlsim,jwakely/airrac,jwakely/trademgen,airsim/tvlsim,airsim/airinv,jwakely/airinv,airsim/trademgen,jwakely/airinv,jwakely/simcrs,airsim/airinv,airsim/airtsp,airsim/rmol,airsim/trademgen,jwakely/rmol,airsim/avlcal,jwakely/airinv,airsim/simlfs,airsim/airinv,airsim/simlfs,jwakely/trademgen,airsim/simcrs,airsim/airrac,airsim/tvlsim,jwakely/airinv,airsim/avlcal,airsim/simcrs,airsim/sevmgr,jwakely/travelccm,airsim/rmol,airsim/airinv,jwakely/rmol,airsim/airinv,airsim/sevmgr