--- /home/markus/gentoo-development/gentoo-x86/sci-libs/blas-reference/blas-reference-19940131-r2.ebuild	2005-11-13 05:42:14.000000000 +0000
+++ blas-reference-19940131-r2.ebuild	2005-11-13 13:03:27.000000000 +0000
@@ -60,7 +60,9 @@
 	if use ifc; then
 		ifc_info
 		make static FC="ifc" FFLAGS="${IFCFLAGS}" || die
-		ifc -shared ${IFCFLAGS} -Wl,-soname,libblas.so.0 \
+
+		# use libtool to link shared library
+		libtool --tag=F77 --mode=link ifc -shared ${IFCFLAGS} -Wl,-soname,libblas.so.0 \
 			-o libblas.so.0.0.0 *.lo || die
 	else
 		# libg2c is required to link to libblas.so using ifc: