--- a/CMakeLists.txt	2020-03-21 09:42:30.411037664 +0200
+++ b/CMakeLists.txt	2020-03-21 09:49:12.358161439 +0200
@@ -365,15 +365,16 @@
   ADD_DEFINITIONS(-DHAVE_LIBRT=1)
 endif (HAVE_LIBRT)

-check_library_exists(subunit subunit_test_start "" HAVE_SUBUNIT)
-if (HAVE_SUBUNIT)
+option(CHECK_ENABLE_SUBUNIT "Enable subunit support" ON)
+if (CHECK_ENABLE_SUBUNIT)
   set(SUBUNIT "subunit")
   set(ENABLE_SUBUNIT 1)
+  set(HAVE_SUBUNIT 1)
   add_definitions(-DENABLE_SUBUNIT=1)
-else(HAVE_SUBUNIT)
+else(CHECK_ENABLE_SUBUNIT)
   set(ENABLE_SUBUNIT 0)
   add_definitions(-DENABLE_SUBUNIT=0)
-endif (HAVE_SUBUNIT)
+endif (CHECK_ENABLE_SUBUNIT)

 ###############################################################################
 # Generate "config.h" from "cmake/config.h.in"