X-Recipient: archive-cygwin AT delorie DOT com X-SWARE-Spam-Status: No, hits=-5.9 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,KHOP_RCVD_TRUST,KHOP_THREADED,RCVD_IN_DNSWL_LOW,RCVD_IN_HOSTKARMA_YE X-Spam-Check-By: sourceware.org Message-ID: <4FEEB098.5000607@gmail.com> Date: Sat, 30 Jun 2012 09:54:00 +0200 From: marco atzeri User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:13.0) Gecko/20120614 Thunderbird/13.0.1 MIME-Version: 1.0 To: cygwin AT cygwin DOT com Subject: Re: Why Cygwin tries to pull in winsock2.h when compiling a Linux application? References: <1341042078 DOT 16411 DOT YahooMailNeo AT web121706 DOT mail DOT ne1 DOT yahoo DOT com> In-Reply-To: <1341042078.16411.YahooMailNeo@web121706.mail.ne1.yahoo.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-IsSubscribed: yes Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com Delivered-To: mailing list cygwin AT cygwin DOT com On 6/30/2012 9:41 AM, Patrick L wrote: > Hi, I am using Cygwin 1.7.11 i686 on Windows 7 PC. I am trying to compile a Linux C++ application on Cygwin. > > When I use the ./configure command, Cygwin shows the following error messages: > > checking winsock2.h usability... no > checking winsock2.h presence... yes If this program is looking for winsock2.h than it allows to be compiled on windows. It is not cygwin requesting it, it is the configure itself > configure: WARNING: winsock2.h: present but cannot be compiled > configure: WARNING: winsock2.h: check for missing prerequisite headers? > configure: WARNING: winsock2.h: see the Autoconf documentation > configure: WARNING: winsock2.h: section "Present But Cannot Be Compiled" > configure: WARNING: winsock2.h: proceeding with the preprocessor's result > configure: WARNING: winsock2.h: in the future, the compiler will take precedence > configure: WARNING: ## ------------------------------------------ ## > configure: WARNING: ## Report this to xxx AT xxx DOT xxx ## > configure: WARNING: ## ------------------------------------------ ## > checking for winsock2.h... yes > checking ws2tcpip.h usability... no > checking ws2tcpip.h presence... yes > configure: WARNING: ws2tcpip.h: present but cannot be compiled > configure: WARNING: ws2tcpip.h: check for missing prerequisite headers? > configure: WARNING: ws2tcpip.h: see the Autoconf documentation > configure: WARNING: ws2tcpip.h: section "Present But Cannot Be Compiled" > configure: WARNING: ws2tcpip.h: proceeding with the preprocessor's result > configure: WARNING: ws2tcpip.h: in the future, the compiler will take precedence > configure: WARNING: ## ------------------------------------------ ## > configure: WARNING: ## Report this to xxx AT xxx DOT xxx ## > configure: WARNING: ## ------------------------------------------ ## > checking for ws2tcpip.h... yes > > winsock2.h and ws2tcpip.h are Windows header files for Windows network/socket programming. Why Cygwin tries to pull in Windows header files when I am compiling a Linux C++ application? How can I fix this issue? > > Thanks. Which program ? -- 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