[pygobject] Shut up some compiler warnings

[Tomeu Vizoso <tomeuv src gnome org>]

commit e500adc3ac19ef6f436809e5a8828ac7e8db28f6
Author: Florian Müllner <florian muellner gmail com>
Date:   Sat Jul 10 22:35:13 2010 +0200

    Shut up some compiler warnings
    
    Remove unused variables, make sure variables are properly initialized.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=624066

 gi/pygi-callbacks.c |    1 -
 gi/pygi-closure.c   |    2 +-
 gi/pygi-invoke.c    |    1 -
 3 files changed, 1 insertions(+), 3 deletions(-)
---
diff --git a/gi/pygi-callbacks.c b/gi/pygi-callbacks.c
index 868f2fb..6fdc1ce 100644
--- a/gi/pygi-callbacks.c
+++ b/gi/pygi-callbacks.c
@@ -42,7 +42,6 @@ _pygi_destroy_notify_create (void)
 {
     if (!global_destroy_notify) {
 
-        ffi_status status;
         PyGICClosure *destroy_notify = g_slice_new0 (PyGICClosure);
 
         g_assert (destroy_notify);
diff --git a/gi/pygi-closure.c b/gi/pygi-closure.c
index eb9bb95..b26d5b1 100644
--- a/gi/pygi-closure.c
+++ b/gi/pygi-closure.c
@@ -280,7 +280,7 @@ _pygi_closure_handle (ffi_cif *cif,
     GITypeInfo *return_type;
     PyObject *retval;
     PyObject *py_args;
-    GArgument *out_args;
+    GArgument *out_args = NULL;
 
     /* Lock the GIL as we are coming into this code without the lock and we
       may be executing python code */
diff --git a/gi/pygi-invoke.c b/gi/pygi-invoke.c
index 214d500..a470003 100644
--- a/gi/pygi-invoke.c
+++ b/gi/pygi-invoke.c
@@ -345,7 +345,6 @@ _prepare_invocation_state (struct invocation_state *state,
 
                     if (is_caller_allocates) {
                         gsize size;
-                        gpointer value;
 
                         /* if caller allocates only use one level of indirection */
                         state->out_args[out_args_pos].v_pointer = NULL;