--- hdf-4.2.9/mfhdf/libsrc/Makefile.am.orig	2013-03-02 19:33:21.082121674 +0100
+++ hdf-4.2.9/mfhdf/libsrc/Makefile.am	2013-03-02 19:34:51.572117878 +0100
@@ -32,10 +32,11 @@
 else
 libmfhdf_la_SOURCES = $(CSOURCES)
 endif
+libmfhdf_la_LIBADD = $(top_builddir)/hdf/src/libdf.la
 
 if HDF_BUILD_XDR
 XDRLIB = $(top_builddir)/mfhdf/xdr/libxdr.la
-libmfhdf_la_LIBADD = $(XDRLIB)
+libmfhdf_la_LIBADD += $(XDRLIB)
 endif
 
 if HDF_BUILD_NETCDF