--- a/Core/DicomNetworking/DicomUserConnection.cpp	Fri Apr 10 16:12:10 2020 +0200
+++ b/Core/DicomNetworking/DicomUserConnection.cpp	Fri Apr 10 16:35:41 2020 +0200
@@ -92,6 +92,7 @@
 #include "../OrthancException.h"
 #include "../DicomParsing/FromDcmtkBridge.h"
 #include "../DicomParsing/ToDcmtkBridge.h"
+#include "NetworkingCompatibility.h"
 
 #include <dcmtk/dcmdata/dcdeftag.h>
 #include <dcmtk/dcmdata/dcfilefo.h>
@@ -103,30 +104,6 @@
 #include <set>
 
 
-#ifdef _WIN32
-/**
- * "The maximum length, in bytes, of the string returned in the buffer 
- * pointed to by the name parameter is dependent on the namespace provider,
- * but this string must be 256 bytes or less.
- * http://msdn.microsoft.com/en-us/library/windows/desktop/ms738527(v=vs.85).aspx
- **/
-#  define HOST_NAME_MAX 256
-#  include <winsock.h>
-#endif 
-
-
-#if !defined(HOST_NAME_MAX) && defined(_POSIX_HOST_NAME_MAX)
-/**
- * TO IMPROVE: "_POSIX_HOST_NAME_MAX is only the minimum value that
- * HOST_NAME_MAX can ever have [...] Therefore you cannot allocate an
- * array of size _POSIX_HOST_NAME_MAX, invoke gethostname() and expect
- * that the result will fit."
- * http://lists.gnu.org/archive/html/bug-gnulib/2009-08/msg00128.html
- **/
-#define HOST_NAME_MAX _POSIX_HOST_NAME_MAX
-#endif
-
-
 static const char* DEFAULT_PREFERRED_TRANSFER_SYNTAX = UID_LittleEndianImplicitTransferSyntax;
 
 /**