diff --git a/cpukit/ChangeLog b/cpukit/ChangeLog
index a249f925c0..80842bee06 100644
--- a/cpukit/ChangeLog
+++ b/cpukit/ChangeLog
@@ -1,3 +1,8 @@
+2009-08-17	Joel Sherrill <joel.sherrill@oarcorp.com>
+
+	* aclocal/check-networking.m4: Disable BSD TCP/IP for small memory
+	targets.
+
 2009-08-17	Joel Sherrill <joel.sherrill@OARcorp.com>
 
 	* rtems/src/clockget.c: Restructure to ease coverage analysis of
diff --git a/cpukit/aclocal/check-networking.m4 b/cpukit/aclocal/check-networking.m4
index d46bc91fe6..1b80e75303 100644
--- a/cpukit/aclocal/check-networking.m4
+++ b/cpukit/aclocal/check-networking.m4
@@ -9,6 +9,9 @@ AC_CACHE_CHECK([whether CPU supports networking],
   rtems_cv_HAS_NETWORKING,
   [dnl
     case "$RTEMS_CPU" in
+    avr*|m32c*)       # do not have address space to hold BSD TCP/IP stack
+      rtems_cv_HAS_NETWORKING="no"
+      ;;
     unix*)
       rtems_cv_HAS_NETWORKING="no"
       ;;