Index: apc_compile.c
===================================================================
RCS file: /repository/pecl/apc/apc_compile.c,v
retrieving revision 3.37
diff -u -r3.37 apc_compile.c
--- apc_compile.c	23 Feb 2006 18:26:01 -0000	3.37
+++ apc_compile.c	1 Mar 2006 12:41:51 -0000
@@ -707,7 +707,12 @@
     dst->__get = NULL;
     dst->__set = NULL;
     dst->__unset = NULL;
+    dst->__isset = NULL;
     dst->__call = NULL;
+
+    /* unset function proxies */
+    dst->serialize_func = NULL;
+    dst->unserialize_func = NULL;
     
     my_fixup_hashtable(&dst->function_table, (ht_fixup_fun_t)my_fixup_function, src, dst);
 #endif
@@ -1952,6 +1957,7 @@
             SET_IF_SAME_NAME(__get);
             SET_IF_SAME_NAME(__set);
             SET_IF_SAME_NAME(__unset);
+            SET_IF_SAME_NAME(__isset);
             SET_IF_SAME_NAME(__call);
         }
         zf->common.scope = dst;