search for: amd_dump

...and ran: install.packages("igraph"). It compiled for a good long while (including many gfortran compile calls), and eventually ended with: ++ -shared -o igraph.so DensityGrid.o DensityGrid_3d.o NetDataTypes.o NetRoutines.o adjlist.o amd_1.o amd_2.o amd_aat.o amd_control.o amd_defaults.o amd_dump.o amd_info.o amd_order.o amd_post_tree.o amd_postorder.o amd_preprocess.o amd_valid.o arpack.o array.o atlas.o attributes.o basic_query.o bfgs.o bigint.o bignum.o bipartite.o blas.o bliss.o bliss_eqrefhash.o bliss_graph.o bliss_heap.o bliss_orbit.o bliss_partition.o bliss_timer.o bliss_utils.o catt...