diff -u -r ../OpenFOAM-v1906/modules/cfmesh/meshLibrary/Make/options ./modules/cfmesh/meshLibrary/Make/options
--- ../OpenFOAM-v1906/modules/cfmesh/meshLibrary/Make/options	2019-05-31 18:50:28.000000000 +0200
+++ ./modules/cfmesh/meshLibrary/Make/options	2019-09-07 10:59:44.047855243 +0200
@@ -6,4 +6,5 @@
 
 LIB_LIBS = \
     -lsurfMesh \
-    -lmeshTools
+    -lmeshTools \
+    -latomic