Only define material when Adolc is found

dune/elasticity/materials/adolcmaterial.hh

@@ -3,6 +3,7 @@
 #ifndef DUNE_ELASTICITY_MATERIALS_ADOLC_MATERIAL_HH
 #define DUNE_ELASTICITY_MATERIALS_ADOLC_MATERIAL_HH
 
+#if HAVE_ADOLC
 #include <dune/fufem/assemblers/localassemblers/adolclocalenergy.hh>
 #include <dune/fufem/assemblers/localassemblers/adolclinearizationassembler.hh>
 #include <dune/fufem/assemblers/localassemblers/adolchessianassembler.hh>
@@ -124,5 +125,5 @@ private:
     //! Local hessian
     AdolcHessian localHessian_;
 };
-
+#endif // HAVE_ADOLC
 #endif