2 files changed, 6 insertions, 3 deletions
diff --git a/lib/erl_interface/include/ei.h b/lib/erl_interface/include/ei.h
index c1dbc8470d..80815d42d4 100644
--- a/lib/erl_interface/include/ei.h
+++ b/lib/erl_interface/include/ei.h
@@ -121,8 +121,11 @@
 #define ERL_SMALL_ATOM_UTF8_EXT 'w'
 #define ERL_REFERENCE_EXT     'e'
 #define ERL_NEW_REFERENCE_EXT 'r'
+#define ERL_NEWER_REFERENCE_EXT 'Z'
 #define ERL_PORT_EXT          'f'
+#define ERL_NEW_PORT_EXT      'Y'
 #define ERL_PID_EXT           'g'
+#define ERL_NEW_PID_EXT       'X'
 #define ERL_SMALL_TUPLE_EXT   'h'
 #define ERL_LARGE_TUPLE_EXT   'i'
 #define ERL_NIL_EXT           'j'
diff --git a/lib/erl_interface/include/erl_interface.h b/lib/erl_interface/include/erl_interface.h
index 3f9804da7d..e1fabc8298 100644
--- a/lib/erl_interface/include/erl_interface.h
+++ b/lib/erl_interface/include/erl_interface.h
@@ -211,14 +211,14 @@ typedef struct {
   Erl_Atom_data node;
   unsigned int number;
   unsigned int serial;
-  unsigned char creation;
+  unsigned int creation;
 } Erl_Pid;
 
 typedef struct {    
   Erl_Header h;
   Erl_Atom_data node;
   unsigned int number;
-  unsigned char creation;
+  unsigned int creation;
 } Erl_Port;
 
 typedef struct {
@@ -226,7 +226,7 @@ typedef struct {
   Erl_Atom_data node;
   int len;
   unsigned int n[3];
-  unsigned char creation;
+  unsigned int creation;
 } Erl_Ref;
 
 typedef struct {