--- old/src/share/vm/code/jvmticmlr.h	2010-10-28 13:53:34.000000000 +0200
+++ new/src/share/vm/code/jvmticmlr.h	2010-10-28 13:53:34.000000000 +0200
@@ -23,6 +23,9 @@
  * questions.
  */
 
+#ifndef SHARE_VM_CODE_JVMTICMLR_H
+#define SHARE_VM_CODE_JVMTICMLR_H
+
 /*
  * This header file defines the data structures sent by the VM
  * through the JVMTI CompiledMethodLoad callback function via the
@@ -113,3 +116,5 @@
 } jvmtiCompiledMethodLoadDummyRecord;
 
 #endif
+
+#endif // SHARE_VM_CODE_JVMTICMLR_H