Write return address for threads in assembly so we can reliably
grab their return values.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@58 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/coregrind/vg_constants.h b/coregrind/vg_constants.h
index 9fb6a23..b4e359b 100644
--- a/coregrind/vg_constants.h
+++ b/coregrind/vg_constants.h
@@ -103,7 +103,8 @@
 
 /* Assembly code stubs make these requests ... */
 #define VG_USERREQ__SIGNAL_RETURNS          0x4001
-#define VG_USERREQ__SHUTDOWN_VALGRIND       0x4002 
+#define VG_USERREQ__PTHREAD_RETURNS         0x4002
+#define VG_USERREQ__SHUTDOWN_VALGRIND       0x4003
 
 #endif /* ndef __VG_INCLUDE_H */