--- GConf-3.2.6.old/backends/markup-tree.c
+++ GConf-3.2.6/backends/markup-tree.c
@@ -71,6 +71,11 @@
 }
 #endif
 
+/* PATH_MAX is not defined in limits.h on some platforms */
+#ifndef PATH_MAX
+#define PATH_MAX 4096
+#endif
+
 typedef struct
 {
   char       *locale;
--- GConf-3.2.6.old/backends/xml-dir.c
+++ GConf-3.2.6/backends/xml-dir.c
@@ -36,6 +36,11 @@
 
 #include "gconf/gconf-internals.h"
 
+/* PATH_MAX is not defined in limits.h on some platforms */
+#ifndef PATH_MAX
+#define PATH_MAX 4096
+#endif
+
 /* This makes hash table safer when debugging */
 #ifndef GCONF_ENABLE_DEBUG
 #define safe_g_hash_table_insert g_hash_table_insert
--- GConf-3.2.6.old/gconf/gconf-client.c
+++ GConf-3.2.6/gconf/gconf-client.c
@@ -2373,7 +2373,7 @@
       {
         g_free (dir);
         trace ("Negative cache hit on %s", key);
-        return TRUE;
+        return FALSE;
       }
     else 
       {
@@ -2389,7 +2389,7 @@
               {
                 g_free (dir);
                 trace ("Non-existing dir for %s", key);
-                return TRUE;
+                return FALSE;
               }
             not_cached = TRUE;
           }
--- GConf-3.2.6.old/gconf/gconf-dbus.c
+++ GConf-3.2.6/gconf/gconf-dbus.c
@@ -2195,6 +2195,29 @@
     }
 }
 
+gboolean
+gconf_engine_key_is_writable (GConfEngine *conf,
+                              const gchar *key,
+                              GError     **err)
+{
+  gboolean is_writable = TRUE;
+  GConfValue *val;
+
+  CHECK_OWNER_USE (conf);
+
+  /* FIXME implement IDL to allow getting only writability
+   * (not that urgent since GConfClient caches this crap
+   * anyway)
+   */
+
+  val = gconf_engine_get_full(conf, key, NULL, TRUE,
+                              NULL, &is_writable, err);
+
+  gconf_value_free (val);
+
+  return is_writable;
+}
+
 static void
 cnxn_get_all_func (gpointer key,
 		   gpointer value,