--- src/core/CLucene/index/DocumentsWriter.cpp	2011-03-16 20:21:07.000000000 -0400
+++ src/core/CLucene/index/DocumentsWriter.cpp	2012-07-31 18:52:09.000000000 -0400
@@ -125,7 +125,7 @@
   if (this->postingsFreeListDW.values){
       if (this->postingsFreeCountDW < this->postingsFreeListDW.length) {
           memset(this->postingsFreeListDW.values + this->postingsFreeCountDW
-              , NULL
+              , 0
               , sizeof(Posting*));
       }
       postingsFreeListDW.deleteUntilNULL();
--- src/core/CLucene/util/VoidMap.h	2012-07-31 18:13:08.000000000 -0400
+++ src/core/CLucene/util/VoidMap.h	2012-07-31 18:42:54.000000000 -0400
@@ -83,7 +83,7 @@
 	_vt get( _kt k) const {
 		const_iterator itr = base::find(k);
 		if ( itr==base::end() )
-			return (_vt)NULL;
+			return static_cast<_vt>(0);
 		else
 			return itr->second;
 	}