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    <p>Gordon,</p>
    <p>can you try adding #define _GNU_SOURCE at the top of
      filemanager.cpp ?</p>
    <p>Even<br>
    </p>
    <div class="moz-cite-prefix">Le 17/01/2022 à 18:30, gordon frisbie a
      écrit :<br>
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    <blockquote type="cite"
cite="mid:CY4PR14MB17172674FC5E33C43D660DD79B579@CY4PR14MB1717.namprd14.prod.outlook.com">
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        <p class="MsoNormal"><span style="font-family:"Courier
            New";color:#0D0D0D">While building PROJ the compilation
            crashes while trying to build filemanager.cpp.      I'm
            using Cygwin on a Windows Server 2012 machine. It appears
            that the build is bypassing the "#if __GNU_VISIBLE"
            condition in Cygwin's dlfcn.h file.<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:"Courier
            New";color:#0D0D0D"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span style="font-family:"Courier
            New";color:#0D0D0D">filemanager.cpp:1344:5: error:
            ‘Dl_info’ was not declared in this scope<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:"Courier
            New";color:#0D0D0D">1344 |     Dl_info info;<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:"Courier
            New";color:#0D0D0D">      |     ^~~~~~~<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:"Courier
            New";color:#0D0D0D">filemanager.cpp:1345:60: error:
            ‘info’ was not declared in this scope<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:"Courier
            New";color:#0D0D0D">1345 |     if (!dladdr((const void
            *)pj_get_relative_share_proj, &info)) {<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:"Courier
            New";color:#0D0D0D">     
            |                                                           
            ^~~~<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:"Courier
            New";color:#0D0D0D">filemanager.cpp:1345:10: error:
            ‘dladdr’ was not declared in this scope<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:"Courier
            New";color:#0D0D0D">1345 |     if (!dladdr((const void
            *)pj_get_relative_share_proj, &info)) {<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:"Courier
            New";color:#0D0D0D">      |          ^~~~~~<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:"Courier
            New";color:#0D0D0D">filemanager.cpp:1348:21: error:
            ‘info’ was not declared in this scope<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:"Courier
            New";color:#0D0D0D">1348 |     std::string
            out(info.dli_fname);<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:"Courier
            New";color:#0D0D0D">      |                     ^~~~<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:"Courier
            New";color:#0D0D0D"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span style="font-family:"Courier
            New";color:#0D0D0D">Thanks,<o:p></o:p></span></p>
        <p class="MsoNormal"><span style="font-family:"Courier
            New";color:#0D0D0D"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span style="font-family:"Courier
            New";color:#0D0D0D">Gordon<o:p></o:p></span></p>
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      <pre class="moz-quote-pre" wrap="">_______________________________________________
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</pre>
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    <pre class="moz-signature" cols="72">-- 
<a class="moz-txt-link-freetext" href="http://www.spatialys.com">http://www.spatialys.com</a>
My software is free, but my time generally not.</pre>
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