Feature/router bsd (#821)

* fix router compile warnings declaration-after-statement overlength-strings

* router disable PRINT(debug_level)

* ports rename dlmstp_[linux|bsd] to dlmstp_port

* copy ports/linux/dlmstp_port.c ports/bsd/dlmstp_port.c

* copy ports/linux/dlmstp_port.c ports/bsd/dlmstp_port.c

* fix typedef in bip_get_local_address_ioctl

* copy ports/linux/dlmstp_port.c ports/bsd/dlmstp_port.c

* add bsd support for router app

* fix clang __attribute__ optimize dont work
clang O2/O3/Os are also not working

* fix pre-commit

* fix bsd SO_BINDTODEVICE is not available

* add brew install libconfig for app router and bsd

* fix BACDL_MSTP test on macOS

* remove old comments

apps/router/ipmodule.c

@@ -24,7 +24,7 @@ uint8_t test_packet[] = { 0x81, 0x0a, 0x00, 0x16, /* BVLC header */
 
 /* BUG with optimize Os */
 /* *** bit out of range 0 - FD_SETSIZE on fd_set ***: terminated */
-void __attribute__((optimize("O2"))) * dl_ip_thread(void *pArgs)
+void *dl_ip_thread(void *pArgs)
 {
     MSGBOX_ID msgboxid;
     BACMSG msg_storage, *bacmsg = NULL;
@@ -260,7 +260,7 @@ int dl_ip_recv(
     struct timeval select_timeout;
     struct sockaddr_in sin = { 0 };
     socklen_t sin_len = sizeof(sin);
-
+    int ret;
     /* make sure the socket is open */
     if (data->socket < 0) {
         return 0;
@@ -284,7 +284,7 @@ int dl_ip_recv(
     sin.sin_addr.s_addr = 0x7E1D40A;
     sin.sin_port = 0xC0BA;
 #else
-    int ret = select(data->socket + 1, &read_fds, NULL, NULL, &select_timeout);
+    ret = select(data->socket + 1, &read_fds, NULL, NULL, &select_timeout);
     /* see if there is a packet for us */
     if (ret > 0) {
         received_bytes = recvfrom(