$NetBSD$

--- src/VBox/Runtime/r3/posix/semmutex-posix.cpp.orig	2009-08-04 19:18:58.000000000 +0200
+++ src/VBox/Runtime/r3/posix/semmutex-posix.cpp
@@ -190,7 +190,7 @@ RTDECL(int)  RTSemMutexRequest(RTSEMMUTE
     }
     else
     {
-#ifdef RT_OS_DARWIN
+#if defined(RT_OS_DARWIN) || defined(RT_OS_NETBSD)
         AssertMsgFailed(("Not implemented on Darwin yet because of incomplete pthreads API."));
         return VERR_NOT_IMPLEMENTED;
 #else /* !RT_OS_DARWIN */
