File noreturn.patch of Package ElmerFEM

--- elmerfem-patched/elmergrid/src/femknot.c	2019-02-17 15:06:03.143571043 +0100
+++ elmerfem/elmergrid/src/femknot.c	2019-02-24 14:10:14.096928896 +0100
@@ -10042,12 +10042,12 @@
 
 int DestroyInverseTopology(struct FemType *data,int info)
 {
-  DestroyCRSMatrix( &data->invtopo );
+  return DestroyCRSMatrix( &data->invtopo );
 }
 
 int DestroyDualGraph(struct FemType *data,int info)
 {
-  DestroyCRSMatrix( &data->dualgraph );
+  return DestroyCRSMatrix( &data->dualgraph );
 }
 
 
--- elmerfem-patched/fem/src/fft.c	2019-02-17 15:06:03.451571395 +0100
+++ elmerfem/fem/src/fft.c	2019-02-24 14:09:53.500901760 +0100
@@ -502,6 +502,7 @@
         }
 
     InitDone = TRUE;
+    return 0 ;
 }
 
 
@@ -617,6 +618,7 @@
     FFTKernel( N, &F[N], T );
 
     _FFT_Level--;
+    return(0);
 }
 
 /*