diff --git a/wscript b/wscript
index c27c433e04..8a4912d47b 100644
--- a/wscript
+++ b/wscript
@@ -162,6 +162,14 @@ def set_compiler_flags (conf,opt):
     else:
         conf.env['build_target'] = opt.dist_target
 
+    if conf.env['build_target'] = 'snowleopard':
+        #
+        # stupid OS X 10.6 has a bug in math.h that prevents llrint and friends
+        # from being visible.
+        # 
+        debug_flags.append ('-U__STRICT_ANSI__')
+        optimization_flags.append ('-U__STRICT_ANSI__')
+
     if cpu == 'powerpc' and conf.env['build_target'] != 'none':
         #
         # Apple/PowerPC optimization options