--- SConstruct.orig	2011-06-01 14:00:58.000000000 +0800
+++ SConstruct	2011-06-16 09:56:00.000000000 +0800
@@ -120,10 +120,10 @@ LIBRARY_FLAGS = {
       }
     },
     'os:freebsd': {
-      'CPPPATH' : ['/usr/local/include'],
+      'CPPPATH' : [join(root_dir, 'src'), '/usr/local/include'],
       'LIBPATH' : ['/usr/local/lib'],
       'CCFLAGS':      ['-ansi'],
-      'LIBS': ['execinfo']
+      'LIBS': ['pthread', 'execinfo']
     },
     'os:openbsd': {
       'CPPPATH' : ['/usr/local/include'],