[glib] Avoid more compiler warnings

[Matthias Clasen <matthiasc src gnome org>]

commit 4368a07e02b7008b3ab7c56b7637f7bbec505ea5
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Feb 8 07:41:49 2011 -0500

    Avoid more compiler warnings

 glib/giochannel.c |   12 ++++++------
 glib/gmessages.c  |    2 +-
 2 files changed, 7 insertions(+), 7 deletions(-)
---
diff --git a/glib/giochannel.c b/glib/giochannel.c
index d34381b..75808eb 100644
--- a/glib/giochannel.c
+++ b/glib/giochannel.c
@@ -561,14 +561,14 @@ static void
 g_io_channel_purge (GIOChannel *channel)
 {
   GError *err = NULL;
-  GIOStatus status;
+  GIOStatus status G_GNUC_UNUSED;
 
   g_return_if_fail (channel != NULL);
 
   if (channel->write_buf && channel->write_buf->len > 0)
     {
       GIOFlags flags;
-      
+
       /* Set the channel to blocking, to avoid a busy loop
        */
       flags = g_io_channel_get_flags (channel);
@@ -577,10 +577,10 @@ g_io_channel_purge (GIOChannel *channel)
       status = g_io_channel_flush (channel, &err);
 
       if (err)
-	{ /* No way to return the error */
-	  g_warning ("Error flushing string: %s", err->message);
-	  g_error_free (err);
-	}
+        { /* No way to return the error */
+          g_warning ("Error flushing string: %s", err->message);
+          g_error_free (err);
+        }
     }
 
   /* Flush these in case anyone tries to close without unrefing */
diff --git a/glib/gmessages.c b/glib/gmessages.c
index 245e454..5129c42 100644
--- a/glib/gmessages.c
+++ b/glib/gmessages.c
@@ -506,7 +506,7 @@ g_logv (const gchar   *log_domain,
 	       * in an out-of-memory situation
 	       */
 	      gchar buffer[1025];
-              gsize size;
+              gsize size G_GNUC_UNUSED;
               va_list args2;
 
               G_VA_COPY (args2, args1);