diff --git a/cpukit/libnetworking/rtems/rtems_bsdnet.h b/cpukit/libnetworking/rtems/rtems_bsdnet.h
index 6447749f80..3152099525 100644
--- a/cpukit/libnetworking/rtems/rtems_bsdnet.h
+++ b/cpukit/libnetworking/rtems/rtems_bsdnet.h
@@ -7,6 +7,28 @@
 
 #include <rtems.h>
 
+/*
+ *  If this file is included from inside the Network Stack proper or
+ *  a device driver, then __INSIDE_RTEMS_BSD_TCPIP_STACK__ should be
+ *  defined.  This triggers a number of internally used definitions.
+ */
+
+#if defined(__INSIDE_RTEMS_BSD_TCPIP_STACK__)
+#undef _COMPILING_BSD_KERNEL_
+#undef KERNEL
+#undef INET
+#undef NFS
+#undef DIAGNOSTIC
+#undef BOOTP_COMPAT
+
+#define _COMPILING_BSD_KERNEL_
+#define KERNEL
+#define INET
+#define NFS
+#define DIAGNOSTIC
+#define BOOTP_COMPAT
+#endif
+
 /*
  * Values that may be obtained by BOOTP
  */