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diff --git a/erts/emulator/beam/erl_process_dict.h b/erts/emulator/beam/erl_process_dict.h
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+++ b/erts/emulator/beam/erl_process_dict.h
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+/*
+ * %CopyrightBegin%
+ * 
+ * Copyright Ericsson AB 1999-2009. All Rights Reserved.
+ * 
+ * The contents of this file are subject to the Erlang Public License,
+ * Version 1.1, (the "License"); you may not use this file except in
+ * compliance with the License. You should have received a copy of the
+ * Erlang Public License along with this software. If not, it can be
+ * retrieved online at http://www.erlang.org/.
+ * 
+ * Software distributed under the License is distributed on an "AS IS"
+ * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+ * the License for the specific language governing rights and limitations
+ * under the License.
+ * 
+ * %CopyrightEnd%
+ */
+
+#ifndef _ERL_PROCESS_DICT_H
+#define _ERL_PROCESS_DICT_H
+#include "sys.h"
+
+typedef struct proc_dict {
+    unsigned int size;
+    unsigned int used;
+    unsigned int homeSize;
+    unsigned int splitPosition;
+    Uint numElements;
+    Eterm data[1]; /* The beginning of an array of erlang terms */
+} ProcDict;
+
+Uint erts_dicts_mem_size(struct process *p);
+void erts_erase_dicts(struct process *p);
+void erts_dictionary_dump(int to, void *to_arg, ProcDict *pd);
+void erts_deep_dictionary_dump(int to, void *to_arg,
+			       ProcDict* pd, void (*cb)(int, void *, Eterm obj));
+Eterm erts_dictionary_copy(struct process *p, ProcDict *pd);
+
+Eterm erts_pd_hash_get(struct process *p, Eterm id);
+
+#endif