Bump __FreeBSD_version in order to reflect rw_try_rlock() and rw_try_wlock() functions introduction.
Bump __FreeBSD_version in order to reflect rw_try_rlock() and
rw_try_wlock() functions introduction.

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase