Fix the standards case by referring to __fds_bits instead of fds_bits in FD_*() macros.
Fix the standards case by referring to __fds_bits instead of fds_bits
in FD_*() macros.

Submitted by:	Marc Recht <marc@informatik.uni-bremen.de>
Approved by:	re

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