[Build] Added the definition of STDAIR_SAMPLE_DIR with the GNU Autotools.
[Build] Added the definition of STDAIR_SAMPLE_DIR with the GNU Autotools.

airsim/tvlsim,airsim/tvlsim,airsim/tvlsim,airsim/tvlsim,airsim/tvlsim,airsim/tvlsim,airsim/tvlsim,airsim/tvlsim,airsim/tvlsim