diff --git a/autoconf_share/variants.dop131 b/autoconf_share/variants.dop131
new file mode 100644
index 0000000000000000000000000000000000000000..948b894d858a6d96ee17670568ecf5f911cad5e6
--- /dev/null
+++ b/autoconf_share/variants.dop131
@@ -0,0 +1,5 @@
+gnu.compiler.conf:	CXX="$CCACHE /usr/bin/g++"
+
+lofar_root.var:		--with-lofar-default=weekly --with-doxygen-dot
+
+aipspp.var:		--with-cppflags="-DAIPS_64B" --with-ldflags="-lgfortran"