Remove spurious references to exports_setup.

db/nalloc.in

 #!/usr/bin/perl -w
 #
-# Copyright (c) 2000-2014 University of Utah and the Flux Group.
+# Copyright (c) 2000-2015 University of Utah and the Flux Group.
 # 
 # {{{EMULAB-LICENSE
 # 
@@ -48,7 +48,6 @@ my $partial = 0;
 #
 my $TB          = "@prefix@";
 my $consetup    = "$TB/libexec/console_setup";
-my $exportsetup = "$TB/sbin/exports_setup";
 my $makeconf    = "$TB/sbin/dhcpd_makeconf";
 
 #

tbsetup/setgroups.in

@@ -65,12 +65,9 @@ my $ELABINELAB    = @ELABINELAB@;
 my $WIKISUPPORT   = @WIKISUPPORT@;
 my $BUGDBSUPPORT  = @BUGDBSUPPORT@;
 my $OPSDBSUPPORT  = @OPSDBSUPPORT@;
-my $WITHZFS       = @WITHZFS@;
-my $ZFS_NOEXPORT  = @ZFS_NOEXPORT@;
 my $SETWIKIGROUPS = "$TB/sbin/setwikigroups";
 my $SETBUGDBGROUPS= "$TB/sbin/setbugdbgroups";
 my $OPSDBCONTROL  = "$TB/sbin/opsdb_control";
-my $EXPORTSSETUP  = "$TB/sbin/exports_setup";
 my $ACCOUNTPROXY  = "$TB/sbin/accountsetup";
 
 my $SSH     = "$TB/bin/sshtb";