modified constructor to not be ambiguous

net/netxng/inc/TNetXNGFile.h

-// @(#)root/netxng:$Id$
+
 /*************************************************************************
  * Copyright (C) 1995-2013, Rene Brun and Fons Rademakers.               *
  * All rights reserved.                                                  *
@@ -57,12 +57,11 @@ public:
    TNetXNGFile() : TFile(),
       fFile(0), fUrl(0), fMode(XrdCl::OpenFlags::None), fInitCondVar(0),
       fReadvIorMax(0), fReadvIovMax(0) {}
+   TNetXNGFile(const char *url, const char *lurl, Option_t *mode = "", const char *title = "",
+               Int_t compress = 1, Int_t netopt = 0, Bool_t parallelopen = kFALSE);
    TNetXNGFile(const char *url, Option_t *mode = "", const char *title = "",
-               Int_t compress = 1, Int_t netopt = 0, Bool_t parallelopen = kFALSE,
-	       const char *lurl = 0);
-   TNetXNGFile(const char *url, Option_t *mode = "", const char *title = "",
-               Int_t compress = 1, Int_t netopt = 0, Bool_t parallelopen = kFALSE
-	       );
+               Int_t compress = 1, Int_t netopt = 0, Bool_t parallelopen = kFALSE);
+
    virtual ~TNetXNGFile();
 
    virtual void     Init(Bool_t create);

net/netxng/src/TNetXNGFile.cxx

@@ -128,15 +128,15 @@ TNetXNGFile::TNetXNGFile(const char *url,
                          Int_t       compress,
                          Int_t       netopt,
                          Bool_t      parallelopen) :
-	TNetXNGFile(url,mode,title,compress,netopt,parallelopen,0){}
+	TNetXNGFile(url,0,mode,title,compress,netopt,parallelopen){}
 
 TNetXNGFile::TNetXNGFile(const char *url,
+		         const char *lurl,
                          Option_t   *mode,
                          const char *title,
                          Int_t       compress,
                          Int_t       /*netopt*/,
-                         Bool_t      parallelopen,
-			 const char *lurl) :
+                         Bool_t      parallelopen) :
    TFile((lurl ? lurl : url), "NET", title, compress)
 {
    using namespace XrdCl;