Rename variables to prevent shadowing.

tests/test_grib.c

@@ -79,11 +79,11 @@ int main()
 
   for ( varID = 0; varID < nvars; varID++ )
     {
-      int gridID      = vlistInqVarGrid(vlistID, varID);
-      int zaxisID     = vlistInqVarZaxis(vlistID, varID);
-      size_t gridsize = (size_t)gridInqSize(gridID);
-      size_t nlevel   = (size_t)zaxisInqSize(zaxisID);
-      if ( gridsize*nlevel > datasize ) datasize = gridsize*nlevel;
+      int varGridID      = vlistInqVarGrid(vlistID, varID);
+      int varZaxisID     = vlistInqVarZaxis(vlistID, varID);
+      size_t gridsize = (size_t)gridInqSize(varGridID);
+      size_t varNlevel   = (size_t)zaxisInqSize(varZaxisID);
+      if ( gridsize*varNlevel > datasize ) datasize = gridsize*varNlevel;
     }
 
   data = (double *)realloc(data, datasize*sizeof(double));