--- intern/opensubdiv/CMakeLists.txt.orig     2020-08-31 21:29:44 UTC
+++ intern/opensubdiv/CMakeLists.txt
@@ -97,7 +97,7 @@ if(WITH_OPENSUBDIV)
     )
   endif()
 
-  OPENSUBDIV_DEFINE_COMPONENT(OPENSUBDIV_HAS_OPENMP)
+#  OPENSUBDIV_DEFINE_COMPONENT(OPENSUBDIV_HAS_OPENMP)
   OPENSUBDIV_DEFINE_COMPONENT(OPENSUBDIV_HAS_OPENCL)
   OPENSUBDIV_DEFINE_COMPONENT(OPENSUBDIV_HAS_CUDA)
   OPENSUBDIV_DEFINE_COMPONENT(OPENSUBDIV_HAS_GLSL_TRANSFORM_FEEDBACK)