Index: kernel/generic/include/adt/odict.h
===================================================================
--- kernel/generic/include/adt/odict.h	(revision 8df5f20c3e20072bcf616568836c1d08eba227c2)
+++ kernel/generic/include/adt/odict.h	(revision 69eaaeeedb2bd6eff114507a092247ed1995c5b5)
@@ -33,6 +33,6 @@
  */
 
-#ifndef LIBC_ODICT_H_
-#define LIBC_ODICT_H_
+#ifndef _LIBC_ODICT_H_
+#define _LIBC_ODICT_H_
 
 #include <errno.h>
Index: kernel/generic/include/lib/refcount.h
===================================================================
--- kernel/generic/include/lib/refcount.h	(revision 8df5f20c3e20072bcf616568836c1d08eba227c2)
+++ kernel/generic/include/lib/refcount.h	(revision 69eaaeeedb2bd6eff114507a092247ed1995c5b5)
@@ -37,6 +37,6 @@
  */
 
-#ifndef LIBC_REFCOUNT_H_
-#define LIBC_REFCOUNT_H_
+#ifndef _LIBC_REFCOUNT_H_
+#define _LIBC_REFCOUNT_H_
 
 #include <assert.h>
Index: kernel/generic/include/types/adt/odict.h
===================================================================
--- kernel/generic/include/types/adt/odict.h	(revision 8df5f20c3e20072bcf616568836c1d08eba227c2)
+++ kernel/generic/include/types/adt/odict.h	(revision 69eaaeeedb2bd6eff114507a092247ed1995c5b5)
@@ -33,6 +33,6 @@
  */
 
-#ifndef LIBC_TYPES_ODICT_H_
-#define LIBC_TYPES_ODICT_H_
+#ifndef _LIBC_TYPES_ODICT_H_
+#define _LIBC_TYPES_ODICT_H_
 
 #include <adt/list.h>