Index: mttroot/mtt/bin/trans/ese_txt2make.pl
==================================================================
--- mttroot/mtt/bin/trans/ese_txt2make.pl
+++ mttroot/mtt/bin/trans/ese_txt2make.pl
@@ -115,29 +115,33 @@
     # create lists of rates, states and tmpvars so that
     # separate rules can be created in the makefile
     my @list_of_rates;
     my @list_of_outputs;
     my @list_of_unknown;
+    my @list_of_nonstates;
     my @list_of_tmpvars;
 
     for my $lvar (sort (keys %expressions)) {
 	if ($lvar =~ /^MTTdX\(/) {
 	    @list_of_rates = (@list_of_rates, $lvar) ;
 	} elsif ($lvar =~ /^MTTy\(/) {
 	    @list_of_outputs = (@list_of_outputs, $lvar);
 	} elsif ($lvar =~ /^MTTyz/) {
 	    @list_of_unknown = (@list_of_unknown, $lvar);
+	} elsif ($lvar =~ /^MTTz/) {
+	    @list_of_nonstates = (@list_of_nonstates, $lvar);
 	} elsif ($lvar =~ /^${sys}_/) {
 	    @list_of_tmpvars = (@list_of_tmpvars, $lvar);
 	} else {
 	    die "MTT Error:\nese_txt2make, unclassified variable: $lvar\n";
 	}
     }
-    my @sorted_rates   = sort (@list_of_rates);
-    my @sorted_outputs = sort (@list_of_outputs);
-    my @sorted_unknown = sort (@list_of_unknown);
-    my @sorted_tmpvars = sort (@list_of_tmpvars);
+    my @sorted_rates     = sort (@list_of_rates);
+    my @sorted_outputs   = sort (@list_of_outputs);
+    my @sorted_unknown   = sort (@list_of_unknown);
+    my @sorted_nonstates = sort (@list_of_nonstates);
+    my @sorted_tmpvars   = sort (@list_of_tmpvars);
 
 
     # write the header
     open (ESE, ">$outfile") or
 	die ("MTT Error:\nese_txt2make, cannot open $outfile\n");
@@ -158,11 +162,12 @@
     # write the rules that external programs use
     print ESE
         "all: declare_tmpvars MTTdX MTTy\n\n" .
 	"MTTdX: @sorted_rates\n\n" .
 	"MTTy:  @sorted_outputs\n\n" .
-	"MTTyz: @sorted_unknown\n\n";
+	"MTTyz: @sorted_unknown\n\n" .
+	"MTTz:  @sorted_nonstates\n\n";
     
     # set the default output format:
     # double tmpvar;
     # lvalue := expression;
     print ESE