2010-01-15 Zoltan Varga <vargaz@gmail.com>

[mono.git] / libgc / darwin_stop_world.c

diff --git a/libgc/darwin_stop_world.c b/libgc/darwin_stop_world.c
index f9ba57c02b6e8d000d458cc1c5e9c7664bc7d789..0c85c00572953ec063036bb3dbdcf0a641f3ad28 100644 (file)
--- a/libgc/darwin_stop_world.c
+++ b/libgc/darwin_stop_world.c
@@ -2,6 +2,7 @@
 
 # if defined(GC_DARWIN_THREADS)
 
+#include <AvailabilityMacros.h>
 #include "mono/utils/mono-compiler.h"
 
 #ifdef MONO_DEBUGGER_SUPPORTED
@@ -111,7 +112,8 @@ void GC_push_all_stacks() {
        if(r != KERN_SUCCESS) ABORT("thread_get_state failed");
        
 #if defined(I386)
-#if defined(_STRUCT_X86_EXCEPTION_STATE32)
+#if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5
+
        lo = state.__esp;
 
        GC_push_one(state.__eax); 
@@ -356,7 +358,7 @@ void GC_push_all_stacks() {
                             (natural_t *)&info, &outCount);
        if(r != KERN_SUCCESS) continue;
 
-#if defined(_STRUCT_X86_EXCEPTION_STATE32)
+#if MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5
        lo = (void*)info.__esp;
        hi = (ptr_t)FindTopOfStack(info.__esp);