Step 13 - port-lib-depends-check (cont.) After we added the WANTLIB line to our Makefile, we have to re-check the dependencies. $ make port-lib-depends-check iodine-0.4.0: $ It looks like we correctly recorded all dependencies. In this case we only have two library dependencies from the base system. Most ports have many more dependencies, though. Look for LIB_DEPENDS, RUN_DEPENDS and BUILD_DEPENDS in the documentation and existing ports.