+++ /dev/null
---- netgen-6.2.2101_orig/CMakeLists.txt 2021-09-21 17:05:13.000000000 +0300
-+++ netgen-6.2.2101_new/CMakeLists.txt 2021-10-25 16:31:45.656379721 +0300
-@@ -233,6 +233,11 @@
- endif(NOT ZLIB_INCLUDE_DIRS)
- include_directories(${ZLIB_INCLUDE_DIRS})
-
-+find_package(Threads REQUIRED)
-+if(NOT WIN32)
-+ string(APPEND CMAKE_CXX_STANDARD_LIBRARIES " -dl")
-+endif()
-+
- #######################################################################
- if (USE_GUI)
- find_package(TCL 8.5 REQUIRED)