diff --git a/Installation/install_cgal b/Installation/install_cgal
index becaa32c597..cb29e6c3979 100755
--- a/Installation/install_cgal
+++ b/Installation/install_cgal
@@ -2114,13 +2114,6 @@ int main()
     output_first_ciff_separate(__MWERKS__, 16);
     CGAL_STDCOUT << CGAL_STDENDL;
 # endif // (__MWERKS__ == 1)
-#elif defined(__KCC)
-  // KAI CC
-  CGAL_STDCOUT << "KAI CC@";
-  output_first_ciff_separate(__KCC_VERSION / 100, 10);
-  if (__KCC_VERSION % 100 != 0)
-    CGAL_STDCOUT << char(__KCC_VERSION % 100 + int('a') - 1);
-  CGAL_STDCOUT << CGAL_STDENDL;
 #elif defined(__PGI)
   // Portland Group Compiler
   // There does not seem to be a way to find the compiler version from
diff --git a/Kernel_d/include/CGAL/intersections_d.h b/Kernel_d/include/CGAL/intersections_d.h
index 9e6f0f63f77..fda02827be9 100644
--- a/Kernel_d/include/CGAL/intersections_d.h
+++ b/Kernel_d/include/CGAL/intersections_d.h
@@ -30,7 +30,7 @@ CGAL_BEGIN_NAMESPACE
 
 // Actually, we should better list the compilers which are inferior, i.e.
 // the others, which need the additional useless code.
-#if !defined(__KCC) && !defined(__BORLANDC__) && !defined(__PGI)
+#if !defined(__BORLANDC__) && !defined(__PGI)
 #  define CGAL_REMOVE_FLOW_WARNING
 #endif
 
diff --git a/Nef_2/noweb/Nef_polyhedron_2.lw b/Nef_2/noweb/Nef_polyhedron_2.lw
index 2d6da57140b..574cb21f73b 100644
--- a/Nef_2/noweb/Nef_polyhedron_2.lw
+++ b/Nef_2/noweb/Nef_polyhedron_2.lw
@@ -2348,7 +2348,7 @@ int main(int argc, char* argv[])
       break;
     }
   }
-#if !defined(__KCC) && !defined(__BORLANDC__) 
+#if !defined(__BORLANDC__) 
   return 0; // never reached 
 #endif
 }