Index: SConstruct
--- SConstruct.orig	2010-09-04 20:47:40.000000000 +0200
+++ SConstruct	2010-09-04 22:47:20.000000000 +0200
@@ -603,14 +603,14 @@
       'LIBS': ['pthread'],
     },
     'os:freebsd': {
-      'LIBS': ['pthread'],
+      'LIBS': ['execinfo', 'pthread']
     },
     'os:solaris': {
       'LIBS': ['m', 'pthread', 'socket', 'nsl', 'rt'],
       'LINKFLAGS': ['-mt']
     },
     'os:openbsd': {
-      'LIBS': ['pthread'],
+      'LIBS': ['execinfo', 'pthread']
     },
     'os:android': {
       'LIBPATH':     [ANDROID_TOP + '/out/target/product/generic/obj/lib',
Index: src/d8-posix.cc
--- src/d8-posix.cc.orig	2010-09-04 20:47:40.000000000 +0200
+++ src/d8-posix.cc	2010-09-04 22:46:52.000000000 +0200
@@ -374,7 +374,7 @@
 // We're disabling usage of waitid in Mac OS X because it doens't work for us:
 // a parent process hangs on waiting while a child process is already a zombie.
 // See http://code.google.com/p/v8/issues/detail?id=401.
-#if defined(WNOWAIT) && !defined(ANDROID) && !defined(__APPLE__)
+#if defined(WNOWAIT) && !defined(ANDROID) && !defined(__APPLE__) && !defined(__FreeBSD__)
 #define HAS_WAITID 1
 #endif