Netbios: use config.h

src/netbios_ns.c

@@ -29,6 +29,8 @@
  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  *****************************************************************************/
 
+#include "config.h"
+
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>