configure: WARNING: Sufficiently new AppArmor library not found
../../dbus-1/dbus/dbus-marshal-recursive.c: In function '_dbus_type_reader_recurse':
../../dbus-1/dbus/dbus-marshal-recursive.c:1036:14: warning: 'klass' may be used uninitialized in this function [-Wmaybe-uninitialized]
   sub->klass = klass;
              ^
../../dbus-1/dbus/dbus-transport.c: In function 'recover_unused_bytes':
../../dbus-1/dbus/dbus-transport.c:1058:11: warning: variable 'orig_len' set but not used [-Wunused-but-set-variable]
       int orig_len;
           ^
../../dbus-1/dbus/dbus-transport-socket.c: In function 'do_reading':
../../dbus-1/dbus/dbus-transport-socket.c:828:11: warning: pointer targets in passing argument 3 of '_dbus_message_loader_get_unix_fds' differ in signedness [-Wpointer-sign]
           if (!_dbus_message_loader_get_unix_fds(transport->loader, &fds, &n_fds))
           ^
In file included from ../../dbus-1/dbus/dbus-transport-protected.h:29:0,
                 from ../../dbus-1/dbus/dbus-transport-socket.h:26,
                 from ../../dbus-1/dbus/dbus-transport-socket.c:28:
../../dbus-1/dbus/dbus-message-internal.h:82:20: note: expected 'unsigned int *' but argument is of type 'int *'
 dbus_bool_t        _dbus_message_loader_get_unix_fds          (DBusMessageLoader  *loader,
                    ^
../../dbus-1/dbus/dbus-sysdeps-unix.c: In function '_dbus_read_credentials_socket':
../../dbus-1/dbus/dbus-sysdeps-unix.c:1910:5: warning: pointer targets in passing argument 5 of 'getsockopt' differ in signedness [-Wpointer-sign]
     if (getsockopt (client_fd.fd, SOL_SOCKET, SO_PEERCRED, &cr, &cr_len) != 0)
     ^
In file included from ../../dbus-1/dbus/dbus-sysdeps-unix.c:47:0:
/usr/include/sys/socket.h:219:12: note: expected 'socklen_t * __restrict__' but argument is of type 'int *'
 extern int getsockopt (int __fd, int __level, int __optname,
            ^
../../dbus-1/dbus/dbus-sysdeps-unix.c: In function '_dbus_append_address_from_socket':
../../dbus-1/dbus/dbus-sysdeps-unix.c:4371:3: warning: pointer targets in passing argument 3 of 'getsockname' differ in signedness [-Wpointer-sign]
   if (getsockname (fd.fd, &socket.sa, &size))
   ^
In file included from ../../dbus-1/dbus/dbus-sysdeps-unix.c:47:0:
/usr/include/sys/socket.h:127:12: note: expected 'socklen_t * __restrict__' but argument is of type 'int *'
 extern int getsockname (int __fd, __SOCKADDR_ARG __addr,
            ^
../../dbus-1/dbus/dbus-sysdeps-util-unix.c: In function 'string_squash_nonprintable':
../../dbus-1/dbus/dbus-sysdeps-util-unix.c:1180:7: warning: pointer targets in assignment differ in signedness [-Wpointer-sign]
   buf = _dbus_string_get_data (str);
       ^
../../dbus-1/bus/dir-watch-inotify.c: In function ‘_handle_inotify_watch’:
../../dbus-1/bus/dir-watch-inotify.c:62:7: warning: unused variable ‘i’ [-Wunused-variable]
   int i = 0;
       ^
../../dbus-1/tools/dbus-launch.c:209:1: warning: ‘concat2’ defined but not used [-Wunused-function]
 concat2 (const char *a,
 ^
../../dbus-1/tools/dbus-print-message.c: In function ‘print_fd’:
../../dbus-1/tools/dbus-print-message.c:227:3: warning: pointer targets in passing argument 3 of ‘getsockname’ differ in signedness [-Wpointer-sign]
   if (getsockname(fd, &addr.sa, &addrlen))
   ^
In file included from ../../dbus-1/tools/dbus-print-message.c:29:0:
/usr/include/sys/socket.h:127:12: note: expected ‘socklen_t * __restrict__’ but argument is of type ‘int *’
 extern int getsockname (int __fd, __SOCKADDR_ARG __addr,
            ^
../../dbus-1/tools/dbus-print-message.c:230:3: warning: pointer targets in passing argument 3 of ‘getpeername’ differ in signedness [-Wpointer-sign]
   has_peer = !getpeername(fd, &peer.sa, &peerlen);
   ^
In file included from ../../dbus-1/tools/dbus-print-message.c:29:0:
/usr/include/sys/socket.h:141:12: note: expected ‘socklen_t * __restrict__’ but argument is of type ‘int *’
 extern int getpeername (int __fd, __SOCKADDR_ARG __addr,
            ^