--- cptutils-1.68/Makefile.in
+++ cptutils-1.68/Makefile.in
@@ -8,23 +8,22 @@
 RUBBISH   = *~
 CONFFILES = config.cache config.log config.status configure Makefile
 DIST      = cptutils-$(VERSION)
-MAKE_SRC  = $(MAKE) -C src
 
 # targets
 
 default : all
 
 all :
-	$(MAKE_SRC) all
+	$(MAKE) -C src all
 
 install :
-	$(MAKE_SRC) install
+	$(MAKE) -C src install
 
 test check :
-	$(MAKE_SRC) --quiet test
+	$(MAKE) -C src --quiet test
 
 unit :
-	$(MAKE_SRC) --quiet unit
+	$(MAKE) -C src --quiet unit
 
 clean :
 	$(RM) $(RUBBISH)