Index: third-party/tbb/include/oneapi/tbb/detail/_config.h
--- third-party/tbb/include/oneapi/tbb/detail/_config.h.orig
+++ third-party/tbb/include/oneapi/tbb/detail/_config.h
@@ -274,7 +274,7 @@
     #define __TBB_CPP20_COMPARISONS_PRESENT 0
 #endif
 
-#define __TBB_RESUMABLE_TASKS                           (!__TBB_WIN8UI_SUPPORT && !__ANDROID__ && !__QNXNTO__ && (!__linux__ || __GLIBC__))
+#define __TBB_RESUMABLE_TASKS                           (!__TBB_WIN8UI_SUPPORT && !__ANDROID__ && !__QNXNTO__ && (!__linux__ || __GLIBC__) && !__OpenBSD__)
 
 /* This macro marks incomplete code or comments describing ideas which are considered for the future.
  * See also for plain comment with TODO and FIXME marks for small improvement opportunities.
