Suppress unused argument warnings.

src/pio_client.c

@@ -100,6 +100,7 @@ static void
 cdiPioClientStreamWriteVar_(int streamID, int varID, int memtype,
                             const void *data, int nmiss)
 {
+  (void)streamID; (void)varID; (void)memtype; (void)data; (void)nmiss;
   xabort("parallel writing requires explicit partition information,"
          " use streamWriteVarPart!");
 }
@@ -183,6 +184,7 @@ cdiPioCdfDefTimestepNOP(stream_t *streamptr, int tsID)
 static void
 cdiPioClientStreamNOP(stream_t *streamptr)
 {
+  (void)streamptr;
 }
 
 
@@ -191,6 +193,7 @@ cdiPioClientStreamClose(stream_t *streamptr, int recordBufIsToBeDeleted)
 {
   struct winHeaderEntry header;
   statusCode nspStatus = namespaceInqResStatus ();
+  (void)recordBufIsToBeDeleted;
   switch ( nspStatus )
     {
     case STAGE_DEFINITION:

tests/test_resource_copy.c

@@ -235,6 +235,7 @@ int main (int argc, char *argv[])
   MPI_Init(&argc, &argv);
   commModel = MPI_COMM_WORLD;
 #else
+  (void)argc; (void)argv;
   commModel = 0;
 #endif
   destNamespace = namespaceNew();