$OpenBSD: patch-src_archutils_Unix_Backtrace_h,v 1.2 2021/02/24 12:09:25 espie Exp $
Index: src/archutils/Unix/Backtrace.h
--- src/archutils/Unix/Backtrace.h.orig
+++ src/archutils/Unix/Backtrace.h
@@ -43,8 +43,10 @@ bool GetThreadBacktraceContext( uint64_t ThreadID, Bac
 /* Set up a BacktraceContext to get a backtrace after receiving a signal, given
  * a ucontext_t (see sigaction(2)).  (This interface is UNIX-specific.) */
 #if defined(UNIX) || defined(MACOSX)
+#if !defined(__OpenBSD__)
 #include <ucontext.h>
 void GetSignalBacktraceContext( BacktraceContext *ctx, const ucontext_t *uc );
+#endif
 #endif
 
 #define BACKTRACE_METHOD_NOT_AVAILABLE ((void*) -1)
