Megatest

	  (setenv "MT_RUN_AREA_HOME" *toppath*)
	  (setenv "MT_TESTSUITE_NAME" (common:get-testsuite-name)))
	(begin
	  (debug:print-error 0 *default-log-port* "failed to find the top path to your Megatest area.")
          ;;(exit 1)
          #f
          ))
    ;; if have -append-config then read and append here
    (let ((cfname (args:get-arg "-append-config")))
      (if (and cfname
	       (file-read-access? cfname))
	  (read-config cfname *configdat* #t))) ;; values are added to the hash, no need to do anything special.
    *toppath*))

(define (get-best-disk confdat testconfig)
  (let* ((disks   (or (and testconfig (hash-table-ref/default testconfig "disks" #f))
		      (hash-table-ref/default confdat "disks" #f)))
	 (minspace (let ((m (configf:lookup confdat "setup" "minspace")))
		     (string->number (or m "10000")))))