--- src/tests/Makefile.orig	2019-10-16 16:22:18 UTC
+++ src/tests/Makefile
@@ -40,17 +40,17 @@
 SHELL=/bin/sh
 NULL=true
 
-FORTRAN=
-FCx=
-CCx=
-SHARED=
-FOPTIONS=
-FOPTIONSld=
-COPTIONS=
-COPTIONSld=
-SYSLIBS=
-SHAREDEXT=
-MAKE=make
+#FORTRAN=
+#FCx=
+#CCx=
+#SHARED=
+#FOPTIONS=
+#FOPTIONSld=
+#COPTIONS=
+#COPTIONSld=
+#SYSLIBS=
+#SHAREDEXT=
+MAKE=gmake
 
 INCLUDEcdf=../include