--- xml-security-c-1.6.1/xsec/tools/checksig/InteropResolver.cpp.orig	2016-02-02 23:57:26.204655144 +0000
+++ xml-security-c-1.6.1/xsec/tools/checksig/InteropResolver.cpp	2016-02-02 23:57:35.796692305 +0000
@@ -645,7 +645,7 @@
 
 	}
 
-	return false;
+	return NULL;
 
 }