ngbla.patch

diff --git b/ngbla/bla.hpp a/ngbla/bla.hpp
index e0e1a7b..022ed7f 100755
--- b/ngbla/bla.hpp
+++ a/ngbla/bla.hpp
@@ -84,8 +84,6 @@ namespace ngcore
 #include "triangular.hpp"
 #include "tensor.hpp"
 
-#include "cuda_bla.hpp"
-
 namespace ngbla
 {
 
diff --git b/ngbla/generate_mat_kernels.cpp a/ngbla/generate_mat_kernels.cpp
index 1021ece..5560e54 100644
--- b/ngbla/generate_mat_kernels.cpp
+++ a/ngbla/generate_mat_kernels.cpp
@@ -1,11 +1,11 @@
 // ngscxx generate_mat_kernels.cpp ; a.out
 
-#include "../include/ngs_stdcpp_include.hpp"
+#include "ngs_stdcpp_include.hpp"
 #define NGS_DLL_HEADER
 
 using namespace std;
 
-#include "../ngstd/simd.hpp"
+#include "simd.hpp"
 using namespace ngstd;
 
 enum OP { ADD, SUB, SET, SETNEG };
diff --git b/ngbla/ngblas.cpp a/ngbla/ngblas.cpp
index 573346a..326fcf9 100644
--- b/ngbla/ngblas.cpp
+++ a/ngbla/ngblas.cpp
@@ -4,6 +4,7 @@
 namespace ngbla
 {
 
+  /*
   int dgemm(char *transa, char *transb, integer *m, integer *
 		  n, integer *k, doublereal *alpha, doublereal *a, integer *lda, 
 		  doublereal *b, integer *ldb, doublereal *beta, doublereal *c__, 
@@ -37,6 +38,7 @@ namespace ngbla
   {
     return dgetrf_(n,m,a,lda,ipiv,info);
   }
+  */
 
 #include "matkernel.hpp"
 
@@ -2760,6 +2762,7 @@ namespace ngbla
 
 
     
+    /*
     if (what == 0 || what == 5)
       {
         // y = A*x
@@ -2790,6 +2793,7 @@ namespace ngbla
           timings.push_back(make_tuple("MultMatVecLapack", 1e-9 * n*m*its / t.GetTime()));
         }
       }
+    */
 
     if (what == 0 || what == 6)
       {
@@ -3516,6 +3520,7 @@ namespace ngbla
         }
       }
 
+     /*
      if (what == 0 || what == 211)
       {
         // CalcInverse
@@ -3534,6 +3539,7 @@ namespace ngbla
           timings.push_back(make_tuple("LapackInv(A)", 1e-9 * tot *its / t.GetTime()));
         }
       }
+      */
 
     
     return timings;