Index: Makefile
==================================================================
--- Makefile
+++ Makefile
@@ -327,10 +327,11 @@
 #          $(PREFIX)/bin/.$(ARCHSTR)/lib/libxcb-xlib.so.0
 #  $(PREFIX)/bin/tcmt
 
 install : $(PREFIX)/bin/.$(ARCHSTR) $(PREFIX)/bin/.$(ARCHSTR)/mtest $(PREFIX)/bin/megatest \
           $(HELPERS) $(PREFIX)/bin/nbfake \
+	  $(PREFIX)/bin/serialize-env \
 	  $(PREFIX)/bin/nbfind $(PREFIX)/bin/mtrunner $(PREFIX)/bin/mt_xterm \
 	  $(PREFIX)/share/docs/megatest_manual.html $(PREFIX)/bin/remrun \
 	  $(PREFIX)/share/db/mt-pg.sql \
           $(PREFIX)/share/js/jquery-3.1.0.slim.min.js
 

Index: serialize-env.scm
==================================================================
--- serialize-env.scm
+++ serialize-env.scm
@@ -1,9 +1,21 @@
-(use z3)
-(use base64)
+(module serialize-env
+   *
+(import scheme
+	z3
+	base64
+	chicken.port
+	chicken.pretty-print
+	chicken.process-context
+	chicken.base
+	)
 
+(define (gen-output)
 (let* ((env-str        (with-output-to-string (lambda () (pp (get-environment-variables)))))
        (zipped-env-str (z3:encode-buffer env-str))
        (b64-env-str    (base64-encode zipped-env-str)))
   (print b64-env-str))
-
+)
+)
+(import serialize-env)
+(gen-output)