Hello, I'm trying to compile frr-6.0, but get the configure error "configure: error: "you must use json-c library to use bfdd"" I have json-c/json-c-dev 0.9 installed. What is the version requirement for json-c for compiling frr-6.0 with bfd support? More details: from configure: <snip> checking json-c/json.h usability... no checking json-c/json.h presence... no checking for json-c/json.h... no checking for json_object_get in -ljson-c... no checking for json_object_get in -ljson... yes <snip> configure: error: "you must use json-c library to use bfdd" JSON-C 0.9 details: json-c: /usr/local/lib/libjson.so /usr/local/lib/libjson.so.0 /usr/local/lib/libjson.so.0.0.1 json-c-dev: usr/local/include/json/json_tokener.h usr/local/include/json/json_object_private.h usr/local/include/json/json_object.h usr/local/include/json/json_util.h usr/local/include/json/printbuf.h usr/local/include/json/arraylist.h usr/local/include/json/linkhash.h usr/local/include/json/debug.h usr/local/include/json/bits.h usr/local/include/json/json.h usr/local/lib/pkgconfig/json.pc usr/local/lib/libjson.a usr/local/lib/libjson.la