--- /home/jodogne/Subversion/orthanc/Resources/WebAssembly/ArithmeticTests/i/dcmtk-3.6.2/config/tests/arith.cc	2017-07-14 17:41:11.000000000 +0200
+++ arith.cc	2018-03-28 13:53:34.242234303 +0200
@@ -19,6 +19,8 @@
  *           for being used within oflimits.h.
  */
 
+#include <emscripten/emscripten.h>
+
 // Note: This depends on some files of ofstd and osconfig.h,
 //       although it is part of configure testing itself.
 //       Therefore, ensure osconfig.h has already been generated
@@ -514,7 +516,9 @@
 }
 #endif
 
-int main( int argc, char** argv )
+extern "C"
+{
+int EMSCRIPTEN_KEEPALIVE Run()
 {
 #ifdef HAVE_WINDOWS_H
     // Activate the fallback workaround, it will only be used
@@ -524,6 +528,8 @@
 #endif
 
     COUT << "Inspecting fundamental arithmetic types... " << OFendl;
+
+#if 0
     if( argc != 2 )
     {
         STD_NAMESPACE cerr << "--   " << "Error: missing destination file "
@@ -532,6 +538,9 @@
     }
 
     STD_NAMESPACE ofstream out( argv[1] );
+#else
+    std::ostream& out = std::cerr;
+#endif
 
     out << "#ifndef CONFIG_ARITH_H" << '\n';
     out << "#define CONFIG_ARITH_H" << '\n';
@@ -619,3 +628,4 @@
 
     return 0;
 }
+}