[gnome-keyring] pkcs11: Fix deprecated use of g_atomic_int_exchange_and_add()

[Stefan Walter <stefw src gnome org>]

commit e75e8bc13f6568186b9f9fb05d9ad30ac3e95e59
Author: Stef Walter <stefw collabora co uk>
Date:   Wed Jul 6 16:41:05 2011 +0200

    pkcs11: Fix deprecated use of g_atomic_int_exchange_and_add()

 pkcs11/gkm/gkm-util.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/pkcs11/gkm/gkm-util.c b/pkcs11/gkm/gkm-util.c
index 37561d9..f8de836 100644
--- a/pkcs11/gkm/gkm-util.c
+++ b/pkcs11/gkm/gkm-util.c
@@ -125,7 +125,11 @@ gkm_util_return_data (CK_VOID_PTR output, CK_ULONG_PTR n_output,
 CK_ULONG
 gkm_util_next_handle (void)
 {
+#if GLIB_CHECK_VERSION(2,29,6)
+	return (CK_ULONG)g_atomic_int_add (&next_handle, 1);
+#else
 	return (CK_ULONG)g_atomic_int_exchange_and_add (&next_handle, 1);
+#endif
 }
 
 void