diff --git a/librb/include/rb_dictionary.h b/librb/include/rb_dictionary.h
index 2ae5b7256..d2eb2c633 100644
--- a/librb/include/rb_dictionary.h
+++ b/librb/include/rb_dictionary.h
@@ -157,6 +157,12 @@ void rb_dictionary_stats_walk(void (*cb)(const char *line, void *privdata), void
 #define RB_POINTER_TO_UINT(x)		((uint32_t) (unsigned long) (x))
 #define RB_UINT_TO_POINTER(x)		((void *) (unsigned long) (uint32_t) (x))
 
+#define RB_POINTER_TO_LONG(x)		((int64_t) (unsigned long long) (x))
+#define RB_LONG_TO_POINTER(x)		((void *) (unsigned long long) (int64_t) (x))
+
+#define RB_POINTER_TO_ULONG(x)		((uint64_t) (unsigned long long) (x))
+#define RB_ULONG_TO_POINTER(x)		((void *) (unsigned long long) (uint64_t) (x))
+
 static inline int rb_int32cmp(const void *a, const void *b)
 {
 	return RB_POINTER_TO_INT(b) - RB_POINTER_TO_INT(a);
@@ -167,4 +173,14 @@ static inline int rb_uint32cmp(const void *a, const void *b)
 	return RB_POINTER_TO_UINT(b) - RB_POINTER_TO_UINT(a);
 }
 
+static inline int rb_int64cmp(const void *a, const void *b)
+{
+	return RB_POINTER_TO_LONG(b) - RB_POINTER_TO_LONG(a);
+}
+
+static inline int rb_uint64cmp(const void *a, const void *b)
+{
+	return RB_POINER_TO_ULONG(b) - RB_POINTER_TO_ULONG(a);
+}
+
 #endif