diff --git a/configure.ac b/configure.ac
index 576e9c8a2e..18e1fdda08 100644
--- a/configure.ac
+++ b/configure.ac
@@ -74,6 +74,8 @@ AG_GST_GETTEXT([gstreamer-$GST_MAJORMINOR])
 
 dnl *** check for arguments to configure ***
 
+AG_GST_ARG_DISABLE_FATAL_WARNINGS
+
 dnl subsystems - can influence other decisions so needs to be high up
 dnl we need to AM_CONDITIONAL them here for automake 1.6.x compatibility
 AG_GST_CHECK_SUBSYSTEM_DISABLE(GST_DEBUG,[debugging subsystem])
@@ -599,7 +601,7 @@ if test "x${GST_DISABLE_GST_DEBUG}" = "xyes"; then
 fi
 
 dnl define an ERROR_CFLAGS Makefile variable
-AG_GST_SET_ERROR_CFLAGS($GST_GIT, [-Wmissing-declarations -Wmissing-prototypes -Wredundant-decls -Wundef -Wwrite-strings -Wformat-nonliteral -Wformat-security -Wold-style-definition -Winit-self -Wmissing-include-dirs -Waddress -Waggregate-return -Wno-multichar -Wnested-externs $NO_WARNINGS])
+AG_GST_SET_ERROR_CFLAGS($FATAL_WARNINGS, [-Wmissing-declarations -Wmissing-prototypes -Wredundant-decls -Wundef -Wwrite-strings -Wformat-nonliteral -Wformat-security -Wold-style-definition -Winit-self -Wmissing-include-dirs -Waddress -Waggregate-return -Wno-multichar -Wnested-externs $NO_WARNINGS])
 
 dnl define correct level for debugging messages
 AG_GST_SET_LEVEL_DEFAULT($GST_GIT)
diff --git a/libs/gst/check/libcheck/check.h.in b/libs/gst/check/libcheck/check.h.in
index 231fdbb568..3ed1acd75d 100644
--- a/libs/gst/check/libcheck/check.h.in
+++ b/libs/gst/check/libcheck/check.h.in
@@ -232,7 +232,7 @@ static void __testname (int _i CK_ATTRIBUTE_UNUSED)\
         "Failure '"#expr"' occured" , ## __VA_ARGS__, NULL)
 
 /* Always fail */
-#define fail(...) _fail_unless(0, __FILE__, __LINE__, "Failed" , ## __VA_ARGS__, NULL)
+#define fail(...) _fail_unless(0, __FILE__, __LINE__, "Failed"  __VA_ARGS__, NULL)
 
 /* Non macro version of #fail_unless, with more complicated interface */
 void CK_EXPORT _fail_unless (int result, const char *file,
diff --git a/scripts/gst-uninstalled b/scripts/gst-uninstalled
index fa51658b7c..6cc1b37169 100755
--- a/scripts/gst-uninstalled
+++ b/scripts/gst-uninstalled
@@ -59,10 +59,12 @@ $PATH"
 # /some/path: makes the dynamic linker look in . too, so avoid this
 LD_LIBRARY_PATH=$GST_PREFIX/lib${LD_LIBRARY_PATH:+:$LD_LIBRARY_PATH}
 DYLD_LIBRARY_PATH=$GST_PREFIX/lib${DYLD_LIBRARY_PATH:+:$DYLD_LIBRARY_PATH}
+GI_TYPELIB_PATH=$GST_PREFIX/share/gir-1.0${GI_TYPELIB_PATH:+:$GI_TYPELIB_PATH}
 
 # GStreamer rtsp server library
 LD_LIBRARY_PATH=$GST/gst-rtsp-server/gst/rtsp-server/.libs:$LD_LIBRARY_PATH
 DYLD_LIBRARY_PATH=$GST/gst-rtsp-server/gst/rtsp-server/.libs:$DYLD_LIBRARY_PATH
+GI_TYPELIB_PATH=$GST/gst-rtsp-server/gst/rtsp-server:$GI_TYPELIB_PATH
 
 # GStreamer ffmpeg libraries
 for path in libavformat libavutil libavcodec libpostproc libavdevice
@@ -76,6 +78,7 @@ for path in app audio cdda fft interfaces pbutils netbuffer riff rtp rtsp sdp ta
 do
   LD_LIBRARY_PATH=$GST/gst-plugins-base/gst-libs/gst/$path/.libs:$LD_LIBRARY_PATH
   DYLD_LIBRARY_PATH=$GST/gst-plugins-base/gst-libs/gst/$path/.libs:$DYLD_LIBRARY_PATH
+  GI_TYPELIB_PATH=$GST/gst-plugins-base/gst-libs/gst/$path:$GI_TYPELIB_PATH
 done
 
 # GStreamer core libraries
@@ -83,11 +86,14 @@ for path in base net check controller
 do
   LD_LIBRARY_PATH=$GST/gstreamer/libs/gst/$path/.libs:$LD_LIBRARY_PATH
   DYLD_LIBRARY_PATH=$GST/gstreamer/libs/gst/$path/.libs:$DYLD_LIBRARY_PATH
+  GI_TYPELIB_PATH=$GST/gstreamer/libs/gst/$path:$GI_TYPELIB_PATH
 done
 LD_LIBRARY_PATH=$GST/gstreamer/gst/.libs:$LD_LIBRARY_PATH
 DYLD_LIBRARY_PATH=$GST/gstreamer/gst/.libs:$DYLD_LIBRARY_PATH
+GI_TYPELIB_PATH=$GST/gstreamer/gst:$GI_TYPELIB_PATH
 export LD_LIBRARY_PATH
 export DYLD_LIBRARY_PATH
+export GI_TYPELIB_PATH
   
 export PKG_CONFIG_PATH="\
 $GST_PREFIX/lib/pkgconfig\
diff --git a/tests/benchmarks/gstclockstress.c b/tests/benchmarks/gstclockstress.c
index 6abd7d9959..47aa5cc431 100644
--- a/tests/benchmarks/gstclockstress.c
+++ b/tests/benchmarks/gstclockstress.c
@@ -60,6 +60,11 @@ main (gint argc, gchar * argv[])
 
   num_threads = atoi (argv[1]);
 
+  if (num_threads <= 0 || num_threads > MAX_THREADS) {
+    g_print ("number of threads must be between 0 and %d\n", MAX_THREADS);
+    exit (-2);
+  }
+
   sysclock = gst_system_clock_obtain ();
 
   for (t = 0; t < num_threads; t++) {
diff --git a/tools/gst-inspect.c b/tools/gst-inspect.c
index 3a8adf5968..82042d1cb7 100644
--- a/tools/gst-inspect.c
+++ b/tools/gst-inspect.c
@@ -1302,6 +1302,7 @@ print_element_info (GstElementFactory * factory, gboolean print_names)
 
   element = gst_element_factory_create (factory, NULL);
   if (!element) {
+    gst_object_unref (factory);
     g_print ("couldn't construct element for some reason\n");
     return -1;
   }