SINIX Fotran configure fails

[Jeffrey A Law]

  In message < 199709221537.LAA25645@biohazard-cafe.MIT.EDU >you write:
  > 
  > /bin/sh on SINIX (mips-sni-sysv4) will not run ". /dev/null".
  > Apparently "." will only read from regular files.  This is a problem
  > because Fortran configuration during the first stage build passes
  > CONFIG_SITE=/dev/null to f/runtime/configure and the build fails
  > when configure can't source /dev/null.
Craig -- do we really need the CONFIG_SITE stuff?  I can't see where/how
it's used.

jeff