diff '--color=auto' -r -U3 asymptote-3.01.orig/gc/Makefile.in asymptote-3.01/gc/Makefile.in
--- a/gc/Makefile.in
+++ b/gc/Makefile.in
@@ -2536,7 +2536,7 @@ distcleancheck: distclean
 	       exit 1; } >&2
 check-am: all-am
 	$(MAKE) $(AM_MAKEFLAGS) $(check_PROGRAMS) $(check_LTLIBRARIES)
-	$(MAKE) $(AM_MAKEFLAGS) check-TESTS
+#	$(MAKE) $(AM_MAKEFLAGS) check-TESTS
 check: check-recursive
 all-am: Makefile $(LTLIBRARIES) $(MANS) $(DATA) $(HEADERS)
 install-checkPROGRAMS: install-libLTLIBRARIES
