From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 1546 invoked by alias); 25 Apr 2014 18:21:51 -0000 Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner@cygwin.com Mail-Followup-To: cygwin@cygwin.com Received: (qmail 1537 invoked by uid 89); 25 Apr 2014 18:21:51 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-1.9 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_NONE,RP_MATCHES_RCVD autolearn=ham version=3.3.2 X-HELO: smtp-vbr9.xs4all.nl Received: from smtp-vbr9.xs4all.nl (HELO smtp-vbr9.xs4all.nl) (194.109.24.29) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES256-SHA encrypted) ESMTPS; Fri, 25 Apr 2014 18:21:49 +0000 Received: from [192.168.178.27] (waterlander.xs4all.nl [83.160.52.146]) (authenticated bits=0) by smtp-vbr9.xs4all.nl (8.13.8/8.13.8) with ESMTP id s3PILjn9030915 for ; Fri, 25 Apr 2014 20:21:46 +0200 (CEST) (envelope-from waterlan@xs4all.nl) Message-ID: <535AA7C5.1080002@xs4all.nl> Date: Fri, 25 Apr 2014 18:21:00 -0000 From: Erwin Waterlander User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.4.0 MIME-Version: 1.0 To: cygwin@cygwin.com Subject: Re: 64-bit vs. 32-bit References: In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-IsSubscribed: yes X-SW-Source: 2014-04/txt/msg00584.txt.bz2 Op 25-4-2014 20:13 Tom Szczesny schreef: > result from uname -a > CYGWIN_NT-6.1-WOW64 Toshiba 1.7.17(0.262/5/3) 2012-10-19 14:39 i686 Cygwin uname -a on 64 bit cygwin should say something like: CYGWIN_NT-6.1 PC2 1.7.28(0.271/5/3) 2014-02-09 21:06 x86_64 Cygwin Note there is no "WOW64", and there is a "x86_64". > Sorry that I was not clear. > I have an open source app (hosted on github.com) that was developed > for Linux. It compiles and works on Windows-64 using my current > version of Cygwin, but I suspect that I am getting a 32-bit executable > as a result. > > I wish to get a 64-bit executable, which I intend to redistribute to > other Windows users. > > Do I need to uninstall my 32-bit version of Cygwin from my laptop > before I install the 64-bit version of Cygwin? > No, you can have both 32 and 64 bit Cygwin installed. -- Erwin Waterlander http://waterlan.home.xs4all.nl/ -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple