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Date: Tue, 05 Dec 2017 11:38:14 +0100
From: Laurent Tassan-Got <tassango AT ipno DOT in2p3 DOT fr>
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To: cygwin AT cygwin DOT com
Subject: Re: Case-sensitivity for #include with gcc
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 > -I/usr/include/X11 is incorrect, regardless of case (in)sensitivity.
 > X11 headers are namespaced, meaning that you should e.g. #include
 > <X11/Xlib.h> instead of <Xlib.h>.  If your code doesn't do that, then
 > you need to fix it.

Ah you are right !
All my includes are already in the form <X11/....>  so the
-I/usr/include/X11 was unnecessary. It was generated
automatically by the configure, so I have to correct it
in the configure.ac
   Thank you for your diagnosis.


-- 

             ****************************************
             *   Laurent TASSAN-GOT                 *
             *   CERN/EP-UNT                        *
             *   603-R-011                          *
             *   385 route de Meyrin                *
             *   1217 Meyrin, Switzerland           *
             *   email : Laurent DOT Tassan DOT Got AT cern DOT ch *
             *   tel: +41 75 411 00 62              *
             ****************************************
             


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