diff --git a/config.h.in b/config.h.in
index 1b506b31..a71eeea9 100644
--- a/config.h.in
+++ b/config.h.in
@@ -67,9 +67,6 @@
 /* Define to the one symbol short name of this package. */
 #undef PACKAGE_TARNAME
 
-/* Define to the home page for this package. */
-#undef PACKAGE_URL
-
 /* Define to the version of this package. */
 #undef PACKAGE_VERSION
 
diff --git a/libsrc/gprim/spline.cpp b/libsrc/gprim/spline.cpp
index cf3091fe..b6789913 100644
--- a/libsrc/gprim/spline.cpp
+++ b/libsrc/gprim/spline.cpp
@@ -33,7 +33,56 @@ namespace netgen
   }
 
 
+  template <> 
+  void CircleSeg<3> :: LineIntersections (const double a, const double b, const double c,
+					  Array < Point<3> > & points, const double eps) const
+  {
+    cerr << "CircleSeg<3>::LineIntersections not implemented" << endl;
+  }
   
+  template <> 
+  void CircleSeg<2> :: LineIntersections (const double a, const double b, const double c,
+					  Array < Point<2> > & points, const double eps) const
+  {
+    points.SetSize(0);
+
+    double px=0,py=0;
+
+    if(fabs(b) > 1e-20)
+      py = -c/b;
+    else
+      px = -c/a;
+
+    const double c1 = a*a + b*b;
+    const double c2 = 2. * ( a*(py-pm(1)) - b*(px-pm(0)));
+    const double c3 = pow(px-pm(0),2) + pow(py-pm(1),2) - pow(Radius(),2);
+    
+    const double discr = c2*c2 - 4*c1*c3;
+
+    if(discr < 0)
+      return;
+
+    Array<double> t;
+
+    if(fabs(discr) < 1e-20)
+      t.Append(-0.5*c2/c1);
+    else
+      {
+	t.Append((-c2+sqrt(discr))/(2.*c1));
+	t.Append((-c2-sqrt(discr))/(2.*c1));
+      }
+
+    for(int i=0; i<t.Size(); i++)
+      {
+	Point<2> p (px-t[i]*b,py+t[i]*a);
+
+	double angle = atan2(p(1),p(0))+M_PI;
+
+	if(angle > StartAngle()-eps && angle < EndAngle()+eps)
+	  points.Append(p);
+      }
+  }
+
 
 
 
diff --git a/libsrc/gprim/spline.hpp b/libsrc/gprim/spline.hpp
index 803fb57f..411c4472 100644
--- a/libsrc/gprim/spline.hpp
+++ b/libsrc/gprim/spline.hpp
@@ -491,49 +491,6 @@ namespace netgen
   }
 
   
-  template<int D>
-  void CircleSeg<D> :: LineIntersections (const double a, const double b, const double c,
-					  Array < Point<D> > & points, const double eps) const
-  {
-    points.SetSize(0);
-
-    double px=0,py=0;
-
-    if(fabs(b) > 1e-20)
-      py = -c/b;
-    else
-      px = -c/a;
-
-    const double c1 = a*a + b*b;
-    const double c2 = 2. * ( a*(py-pm(1)) - b*(px-pm(0)));
-    const double c3 = pow(px-pm(0),2) + pow(py-pm(1),2) - pow(Radius(),2);
-    
-    const double discr = c2*c2 - 4*c1*c3;
-
-    if(discr < 0)
-      return;
-
-    Array<double> t;
-
-    if(fabs(discr) < 1e-20)
-      t.Append(-0.5*c2/c1);
-    else
-      {
-	t.Append((-c2+sqrt(discr))/(2.*c1));
-	t.Append((-c2-sqrt(discr))/(2.*c1));
-      }
-
-    for(int i=0; i<t.Size(); i++)
-      {
-	Point<D> p (px-t[i]*b,py+t[i]*a);
-
-	double angle = atan2(p(1),p(0))+M_PI;
-
-	if(angle > StartAngle()-eps && angle < EndAngle()+eps)
-	  points.Append(p);
-      }
-  }
-
 
 
 
diff --git a/libsrc/meshing/paralleltop.cpp b/libsrc/meshing/paralleltop.cpp
index 14d3aaa1..83c31c0f 100644
--- a/libsrc/meshing/paralleltop.cpp
+++ b/libsrc/meshing/paralleltop.cpp
@@ -18,8 +18,8 @@ namespace netgen
     PrintMessage ( 4, "RESET");
     
     int nvold = nv;
-    int nedold = ned;
-    int nfaold = nfa;
+    // int nedold = ned;
+    // int nfaold = nfa;
     
     ne = mesh.GetNE();
     nv = mesh.GetNV();
@@ -780,7 +780,7 @@ namespace netgen
 	
 	// compare received vertices with own ones
 	int ii = 0;
-	int cntel = 0;
+	// int cntel = 0;
 	int volel = 1;
 
 	if ( id != 0 )
@@ -1277,7 +1277,7 @@ namespace netgen
 		MyMPI_Bcast (*recvarray, sender-1, MPI_HIGHORDER_COMM);
 		// compare received vertices with own ones
 		int ii = 0;
-		int cntel = 0;
+		// int cntel = 0;
 		int volel = 1;
 
 		while ( ii< recvarray -> Size() )
@@ -1437,7 +1437,7 @@ namespace netgen
 	(*sendarray)[2] = ned;
 	(*sendarray)[3] = np;
 
-	int ii = 4;
+	// int ii = 4;
 	for ( int el = 1; el <= ne; el++ )
 	  (*sendarray).Append ( GetLoc2Glob_VolEl (el ) );