--- a/jdk/src/windows/native/java/net/TwoStacksPlainDatagramSocketImpl.c	Thu Jul 05 15:13:45 2012 -0700
+++ b/jdk/src/windows/native/java/net/TwoStacksPlainDatagramSocketImpl.c	Fri Jul 06 10:36:19 2012 +0800
@@ -243,7 +243,7 @@
                                 addrList = curr;
                             }
                             LeaveCriticalSection(&sizeCheckLock);
-                            JNU_ThrowOutOfMemoryError(env, "heap allocation failed");
+                            JNU_ThrowOutOfMemoryError(env, "Native heap allocation failed");
                             return JNI_TRUE;
                         }
                         curr->addr = htonl((*addrp)->S_un.S_addr);
@@ -740,7 +740,7 @@
          */
         fullPacket = (char *)malloc(packetBufferLen);
         if (!fullPacket) {
-            JNU_ThrowOutOfMemoryError(env, "heap allocation failed");
+            JNU_ThrowOutOfMemoryError(env, "Send buf native heap allocation failed");
             return;
         }
     } else {
@@ -1003,7 +1003,7 @@
          */
         fullPacket = (char *)malloc(packetBufferLen);
         if (!fullPacket) {
-            JNU_ThrowOutOfMemoryError(env, "heap allocation failed");
+            JNU_ThrowOutOfMemoryError(env, "Native heap allocation failed");
             return -1;
         }
     } else {
@@ -1287,7 +1287,7 @@
          */
         fullPacket = (char *)malloc(packetBufferLen);
         if (!fullPacket) {
-            JNU_ThrowOutOfMemoryError(env, "heap allocation failed");
+            JNU_ThrowOutOfMemoryError(env, "Receive buf native heap allocation failed");
             return;
         }
     } else {