fix the mac ppc build

svn path=/trunk/mono/; revision=159077

diff --git a/libgc/darwin_stop_world.c b/libgc/darwin_stop_world.c
index 7e60fe790f53931eb85e99611c71f86a0a02757a..bc867a0f2fd5c8bf29a64b5126f0bda522da261b 100644 (file)
--- a/libgc/darwin_stop_world.c
+++ b/libgc/darwin_stop_world.c
@@ -161,7 +161,7 @@ void GC_push_all_stacks() {
           GC_push_one(state.__fs);
           GC_push_one(state.__gs);
 #elif defined(POWERPC)
-#if defined(_STRUCT_PPC_EXCEPTION_STATE)
+#if defined(_STRUCT_PPC_EXCEPTION_STATE) && defined(__DARWIN_UNIX03)
        lo = (void*)(state.__r1 - PPC_RED_ZONE_SIZE);
         
        GC_push_one(state.__r0);