{port_envs, [
             {"DRV_CFLAGS",  "$DRV_CFLAGS -Werror -I c_src/system/include -lpthread -DDEBUG"},
             {"DRV_LDFLAGS", "$DRV_LDFLAGS c_src/system/lib/libdb.a -lpthread"}
            ]}.

{port_pre_script, {"c_src/buildlib.sh",
                   "c_src/system/lib/libdb.a"}}.

{cover_enabled, true}.

{ct_extra_params, "-boot start_sasl -s snmp"}.

{clean_files, ["c_src/system/lib/libdb.a"]}.