Add -Wmissing-declarations -Wmissing-prototypes warning flags

And fix all the warnings.

35 files changed, 120 insertions, 118 deletions

diff --git a/tests/check/elements/aspectratiocrop.c b/tests/check/elements/aspectratiocrop.c
index 4f8055207..5d42bfb89 100644
--- a/tests/check/elements/aspectratiocrop.c
+++ b/tests/check/elements/aspectratiocrop.c
@@ -46,7 +46,7 @@
   GST_VIDEO_CAPS_RGB_16 ";"                      \
   GST_VIDEO_CAPS_RGB_15
 
-GstBuffer *
+static GstBuffer *
 make_buffer_with_caps (const gchar * caps_string, int buffer_size)
 {
   GstCaps *caps;
@@ -62,7 +62,7 @@ make_buffer_with_caps (const gchar * caps_string, int buffer_size)
   return temp;
 }
 
-void
+static void
 check_aspectratiocrop (const gchar * in_string, const gchar * out_string,
     gint in_size, gint out_size, gint ar_n, gint ar_d)
 {
diff --git a/tests/check/elements/audioamplify.c b/tests/check/elements/audioamplify.c
index a17649afa..48ce8ffbd 100644
--- a/tests/check/elements/audioamplify.c
+++ b/tests/check/elements/audioamplify.c
@@ -64,8 +64,8 @@ static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
         "width = (int) 16, " "depth = (int) 16, " "signed = (bool) TRUE")
     );
 
-GstElement *
-setup_amplify ()
+static GstElement *
+setup_amplify (void)
 {
   GstElement *amplify;
 
@@ -79,7 +79,7 @@ setup_amplify ()
   return amplify;
 }
 
-void
+static void
 cleanup_amplify (GstElement * amplify)
 {
   GST_DEBUG ("cleanup_amplify");
@@ -433,7 +433,7 @@ GST_START_TEST (test_200_wrap_positive)
 
 GST_END_TEST;
 
-Suite *
+static Suite *
 amplify_suite (void)
 {
   Suite *s = suite_create ("amplify");
diff --git a/tests/check/elements/audiochebband.c b/tests/check/elements/audiochebband.c
index 13ffa5fe8..73a8b15d7 100644
--- a/tests/check/elements/audiochebband.c
+++ b/tests/check/elements/audiochebband.c
@@ -62,8 +62,8 @@ static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
         "endianness = (int) BYTE_ORDER, " "width = (int) { 32, 64 }")
     );
 
-GstElement *
-setup_audiochebband ()
+static GstElement *
+setup_audiochebband (void)
 {
   GstElement *audiochebband;
 
@@ -77,7 +77,7 @@ setup_audiochebband ()
   return audiochebband;
 }
 
-void
+static void
 cleanup_audiochebband (GstElement * audiochebband)
 {
   GST_DEBUG ("cleanup_audiochebband");
@@ -1485,7 +1485,7 @@ GST_START_TEST (test_type2_64_br_22050hz)
 
 GST_END_TEST;
 
-Suite *
+static Suite *
 audiochebband_suite (void)
 {
   Suite *s = suite_create ("audiochebband");
diff --git a/tests/check/elements/audiocheblimit.c b/tests/check/elements/audiocheblimit.c
index 70645b983..3b4650471 100644
--- a/tests/check/elements/audiocheblimit.c
+++ b/tests/check/elements/audiocheblimit.c
@@ -62,8 +62,8 @@ static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
         "endianness = (int) BYTE_ORDER, " "width = (int) { 32, 64 }")
     );
 
-GstElement *
-setup_audiocheblimit ()
+static GstElement *
+setup_audiocheblimit (void)
 {
   GstElement *audiocheblimit;
 
@@ -77,7 +77,7 @@ setup_audiocheblimit ()
   return audiocheblimit;
 }
 
-void
+static void
 cleanup_audiocheblimit (GstElement * audiocheblimit)
 {
   GST_DEBUG ("cleanup_audiocheblimit");
@@ -958,7 +958,7 @@ GST_START_TEST (test_type2_64_hp_22050hz)
 GST_END_TEST;
 
 
-Suite *
+static Suite *
 audiocheblimit_suite (void)
 {
   Suite *s = suite_create ("audiocheblimit");
diff --git a/tests/check/elements/audiodynamic.c b/tests/check/elements/audiodynamic.c
index 75ecc369d..111977940 100644
--- a/tests/check/elements/audiodynamic.c
+++ b/tests/check/elements/audiodynamic.c
@@ -64,8 +64,8 @@ static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
         "width = (int) 16, " "depth = (int) 16, " "signed = (bool) TRUE")
     );
 
-GstElement *
-setup_dynamic ()
+static GstElement *
+setup_dynamic (void)
 {
   GstElement *dynamic;
 
@@ -79,7 +79,7 @@ setup_dynamic ()
   return dynamic;
 }
 
-void
+static void
 cleanup_dynamic (GstElement * dynamic)
 {
   GST_DEBUG ("cleanup_dynamic");
@@ -424,7 +424,7 @@ GST_START_TEST (test_expand_hard_0_200)
 
 GST_END_TEST;
 
-Suite *
+static Suite *
 dynamic_suite (void)
 {
   Suite *s = suite_create ("dynamic");
diff --git a/tests/check/elements/audioecho.c b/tests/check/elements/audioecho.c
index c5d179fb0..fa88c3ffa 100644
--- a/tests/check/elements/audioecho.c
+++ b/tests/check/elements/audioecho.c
@@ -51,8 +51,8 @@ static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
         "endianness = (int) BYTE_ORDER, " "width = (int) { 32, 64 }")
     );
 
-GstElement *
-setup_echo ()
+static GstElement *
+setup_echo (void)
 {
   GstElement *echo;
 
@@ -66,7 +66,7 @@ setup_echo ()
   return echo;
 }
 
-void
+static void
 cleanup_echo (GstElement * echo)
 {
   GST_DEBUG ("cleanup_echo");
diff --git a/tests/check/elements/audioinvert.c b/tests/check/elements/audioinvert.c
index 4150a848b..39ff80e09 100644
--- a/tests/check/elements/audioinvert.c
+++ b/tests/check/elements/audioinvert.c
@@ -64,8 +64,8 @@ static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
         "width = (int) 16, " "depth = (int) 16, " "signed = (bool) TRUE")
     );
 
-GstElement *
-setup_invert ()
+static GstElement *
+setup_invert (void)
 {
   GstElement *invert;
 
@@ -79,7 +79,7 @@ setup_invert ()
   return invert;
 }
 
-void
+static void
 cleanup_invert (GstElement * invert)
 {
   GST_DEBUG ("cleanup_invert");
@@ -253,7 +253,7 @@ GST_START_TEST (test_25_inverse)
 
 GST_END_TEST;
 
-Suite *
+static Suite *
 invert_suite (void)
 {
   Suite *s = suite_create ("invert");
diff --git a/tests/check/elements/audiopanorama.c b/tests/check/elements/audiopanorama.c
index e8d7c92b2..07abca737 100644
--- a/tests/check/elements/audiopanorama.c
+++ b/tests/check/elements/audiopanorama.c
@@ -89,8 +89,8 @@ static GstStaticPadTemplate ssrctemplate = GST_STATIC_PAD_TEMPLATE ("src",
         "width = (int) 16, " "depth = (int) 16, " "signed = (bool) TRUE")
     );
 
-GstElement *
-setup_panorama_m ()
+static GstElement *
+setup_panorama_m (void)
 {
   GstElement *panorama;
 
@@ -104,8 +104,8 @@ setup_panorama_m ()
   return panorama;
 }
 
-GstElement *
-setup_panorama_s ()
+static GstElement *
+setup_panorama_s (void)
 {
   GstElement *panorama;
 
@@ -119,7 +119,7 @@ setup_panorama_s ()
   return panorama;
 }
 
-void
+static void
 cleanup_panorama (GstElement * panorama)
 {
   GST_DEBUG ("cleanup_panorama");
@@ -665,7 +665,7 @@ GST_START_TEST (test_wrong_caps)
 GST_END_TEST;
 
 
-Suite *
+static Suite *
 panorama_suite (void)
 {
   Suite *s = suite_create ("panorama");
diff --git a/tests/check/elements/audiowsincband.c b/tests/check/elements/audiowsincband.c
index fc4805dfd..137f425fa 100644
--- a/tests/check/elements/audiowsincband.c
+++ b/tests/check/elements/audiowsincband.c
@@ -62,8 +62,8 @@ static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
         "endianness = (int) BYTE_ORDER, " "width = (int) { 32, 64 } ")
     );
 
-GstElement *
-setup_audiowsincband ()
+static GstElement *
+setup_audiowsincband (void)
 {
   GstElement *audiowsincband;
 
@@ -77,7 +77,7 @@ setup_audiowsincband ()
   return audiowsincband;
 }
 
-void
+static void
 cleanup_audiowsincband (GstElement * audiowsincband)
 {
   GST_DEBUG ("cleanup_audiowsincband");
@@ -967,7 +967,7 @@ GST_START_TEST (test_64_small_buffer)
 
 GST_END_TEST;
 
-Suite *
+static Suite *
 audiowsincband_suite (void)
 {
   Suite *s = suite_create ("audiowsincband");
diff --git a/tests/check/elements/audiowsinclimit.c b/tests/check/elements/audiowsinclimit.c
index 3a6280d30..a5f029131 100644
--- a/tests/check/elements/audiowsinclimit.c
+++ b/tests/check/elements/audiowsinclimit.c
@@ -62,8 +62,8 @@ static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
         "endianness = (int) BYTE_ORDER, " "width = (int) { 32, 64 } ")
     );
 
-GstElement *
-setup_audiowsinclimit ()
+static GstElement *
+setup_audiowsinclimit (void)
 {
   GstElement *audiowsinclimit;
 
@@ -77,7 +77,7 @@ setup_audiowsinclimit ()
   return audiowsinclimit;
 }
 
-void
+static void
 cleanup_audiowsinclimit (GstElement * audiowsinclimit)
 {
   GST_DEBUG ("cleanup_audiowsinclimit");
@@ -665,7 +665,7 @@ GST_START_TEST (test_64_small_buffer)
 
 GST_END_TEST;
 
-Suite *
+static Suite *
 audiowsinclimit_suite (void)
 {
   Suite *s = suite_create ("audiowsinclimit");
diff --git a/tests/check/elements/avimux.c b/tests/check/elements/avimux.c
index 28bcb8dae..922221d8c 100644
--- a/tests/check/elements/avimux.c
+++ b/tests/check/elements/avimux.c
@@ -53,7 +53,7 @@ static GstStaticPadTemplate srcaudiotemplate = GST_STATIC_PAD_TEMPLATE ("src",
 
 
 /* setup and teardown needs some special handling for muxer */
-GstPad *
+static GstPad *
 setup_src_pad (GstElement * element,
     GstStaticPadTemplate * template, GstCaps * caps, gchar * sinkname)
 {
@@ -83,7 +83,7 @@ setup_src_pad (GstElement * element,
   return srcpad;
 }
 
-void
+static void
 teardown_src_pad (GstElement * element, gchar * sinkname)
 {
   GstPad *srcpad, *sinkpad;
@@ -115,7 +115,7 @@ teardown_src_pad (GstElement * element, gchar * sinkname)
 
 }
 
-GstElement *
+static GstElement *
 setup_avimux (GstStaticPadTemplate * srctemplate, gchar * sinkname)
 {
   GstElement *avimux;
@@ -130,7 +130,7 @@ setup_avimux (GstStaticPadTemplate * srctemplate, gchar * sinkname)
   return avimux;
 }
 
-void
+static void
 cleanup_avimux (GstElement * avimux, gchar * sinkname)
 {
   GST_DEBUG ("cleanup_avimux");
@@ -143,7 +143,7 @@ cleanup_avimux (GstElement * avimux, gchar * sinkname)
   gst_check_teardown_element (avimux);
 }
 
-void
+static void
 check_avimux_pad (GstStaticPadTemplate * srctemplate, gchar * src_caps_string,
     gchar * chunk_id, gchar * sinkname)
 {
@@ -244,7 +244,7 @@ GST_START_TEST (test_audio_pad)
 GST_END_TEST;
 
 
-Suite *
+static Suite *
 avimux_suite (void)
 {
   Suite *s = suite_create ("avimux");
diff --git a/tests/check/elements/avisubtitle.c b/tests/check/elements/avisubtitle.c
index 52f8586a5..06598ac31 100644
--- a/tests/check/elements/avisubtitle.c
+++ b/tests/check/elements/avisubtitle.c
@@ -66,8 +66,8 @@ static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
     GST_STATIC_CAPS ("application/x-subtitle-avi")
     );
 
-GstElement *
-setup_avisubtitle ()
+static GstElement *
+setup_avisubtitle (void)
 {
   GstElement *avisubtitle;
   GstCaps *caps;
@@ -85,7 +85,7 @@ setup_avisubtitle ()
   return avisubtitle;
 }
 
-void
+static void
 cleanup_avisubtitle (GstElement * avisubtitle)
 {
   gst_pad_set_active (mysinkpad, FALSE);
@@ -95,7 +95,7 @@ cleanup_avisubtitle (GstElement * avisubtitle)
   gst_check_teardown_element (avisubtitle);
 }
 
-void
+static void
 check_wrong_buffer (guint8 * data, guint length)
 {
   GstBuffer *buffer = gst_buffer_new ();
@@ -118,7 +118,7 @@ check_wrong_buffer (guint8 * data, guint length)
   cleanup_avisubtitle (avisubtitle);
 }
 
-void
+static void
 check_correct_buffer (guint8 * src_data, guint src_size, guint8 * dst_data,
     guint dst_size)
 {
@@ -248,7 +248,7 @@ GST_START_TEST (test_avisubtitle_positive)
 
 GST_END_TEST;
 
-Suite *
+static Suite *
 avisubtitle_suite (void)
 {
   Suite *s = suite_create ("avisubtitle");
diff --git a/tests/check/elements/cmmldec.c b/tests/check/elements/cmmldec.c
index 5047ff580..dff3d20fd 100644
--- a/tests/check/elements/cmmldec.c
+++ b/tests/check/elements/cmmldec.c
@@ -580,7 +580,7 @@ GST_START_TEST (test_sink_query_convert)
 
 GST_END_TEST;
 
-Suite *
+static Suite *
 cmmldec_suite ()
 {
   Suite *s = suite_create ("cmmldec");
diff --git a/tests/check/elements/equalizer.c b/tests/check/elements/equalizer.c
index 44270d0ce..29b2e3862 100644
--- a/tests/check/elements/equalizer.c
+++ b/tests/check/elements/equalizer.c
@@ -55,8 +55,8 @@ static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
         "endianness = (int) BYTE_ORDER, " "width = (int) 64 ")
     );
 
-GstElement *
-setup_equalizer ()
+static GstElement *
+setup_equalizer (void)
 {
   GstElement *equalizer;
 
@@ -70,7 +70,7 @@ setup_equalizer ()
   return equalizer;
 }
 
-void
+static void
 cleanup_equalizer (GstElement * equalizer)
 {
   GST_DEBUG ("cleanup_equalizer");
@@ -294,7 +294,7 @@ GST_START_TEST (test_equalizer_band_number_changing)
 
 GST_END_TEST;
 
-Suite *
+static Suite *
 equalizer_suite (void)
 {
   Suite *s = suite_create ("equalizer");
diff --git a/tests/check/elements/level.c b/tests/check/elements/level.c
index e37c0225d..838b87235 100644
--- a/tests/check/elements/level.c
+++ b/tests/check/elements/level.c
@@ -64,8 +64,8 @@ static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
     );
 
 /* takes over reference for outcaps */
-GstElement *
-setup_level ()
+static GstElement *
+setup_level (void)
 {
   GstElement *level;
 
@@ -79,7 +79,7 @@ setup_level ()
   return level;
 }
 
-void
+static void
 cleanup_level (GstElement * level)
 {
   GST_DEBUG ("cleanup_level");
@@ -296,7 +296,7 @@ GST_START_TEST (test_int16_panned)
 
 GST_END_TEST;
 
-Suite *
+static Suite *
 level_suite (void)
 {
   Suite *s = suite_create ("level");
diff --git a/tests/check/elements/matroskamux.c b/tests/check/elements/matroskamux.c
index 5eb924fd3..efb0fb6bb 100644
--- a/tests/check/elements/matroskamux.c
+++ b/tests/check/elements/matroskamux.c
@@ -54,7 +54,7 @@ static GstStaticPadTemplate srcac3template = GST_STATIC_PAD_TEMPLATE ("src",
     GST_STATIC_CAPS (AC3_CAPS_STRING));
 
 
-GstPad *
+static GstPad *
 setup_src_pad (GstElement * element,
     GstStaticPadTemplate * template, GstCaps * caps)
 {
@@ -85,7 +85,7 @@ setup_src_pad (GstElement * element,
   return srcpad;
 }
 
-void
+static void
 teardown_src_pad (GstElement * element)
 {
   GstPad *srcpad, *sinkpad;
@@ -110,7 +110,7 @@ teardown_src_pad (GstElement * element)
   gst_object_unref (srcpad);
 }
 
-GstPad *
+static GstPad *
 setup_sink_pad (GstElement * element, GstStaticPadTemplate * template,
     GstCaps * caps)
 {
@@ -138,7 +138,7 @@ setup_sink_pad (GstElement * element, GstStaticPadTemplate * template,
   return sinkpad;
 }
 
-void
+static void
 teardown_sink_pad (GstElement * element)
 {
   GstPad *srcpad, *sinkpad;
@@ -160,7 +160,7 @@ teardown_sink_pad (GstElement * element)
 }
 
 
-GstElement *
+static GstElement *
 setup_matroskamux (GstStaticPadTemplate * srctemplate)
 {
   GstElement *matroskamux;
@@ -173,7 +173,7 @@ setup_matroskamux (GstStaticPadTemplate * srctemplate)
   return matroskamux;
 }
 
-void
+static void
 cleanup_matroskamux (GstElement * matroskamux)
 {
   GST_DEBUG ("cleanup_matroskamux");
@@ -184,7 +184,7 @@ cleanup_matroskamux (GstElement * matroskamux)
   gst_check_teardown_element (matroskamux);
 }
 
-void
+static void
 check_buffer_data (GstBuffer * buffer, void *data, size_t data_size)
 {
   fail_unless (GST_BUFFER_SIZE (buffer) == data_size);
@@ -404,7 +404,7 @@ GST_START_TEST (test_block_group)
 
 GST_END_TEST;
 
-Suite *
+static Suite *
 matroskamux_suite (void)
 {
   Suite *s = suite_create ("matroskamux");
diff --git a/tests/check/elements/multifile.c b/tests/check/elements/multifile.c
index ef935558a..6fe527eff 100644
--- a/tests/check/elements/multifile.c
+++ b/tests/check/elements/multifile.c
@@ -40,7 +40,7 @@ run_pipeline (GstElement * pipeline)
   gst_element_set_state (pipeline, GST_STATE_NULL);
 }
 
-gchar *
+static gchar *
 g_mkdtemp (const gchar * template)
 {
   gchar *s;
diff --git a/tests/check/elements/rganalysis.c b/tests/check/elements/rganalysis.c
index 143feec99..89ff92eaa 100644
--- a/tests/check/elements/rganalysis.c
+++ b/tests/check/elements/rganalysis.c
@@ -149,8 +149,8 @@ static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
     GST_STATIC_CAPS (RG_ANALYSIS_CAPS_TEMPLATE_STRING)
     );
 
-GstElement *
-setup_rganalysis ()
+static GstElement *
+setup_rganalysis (void)
 {
   GstElement *analysis;
   GstBus *bus;
@@ -170,7 +170,7 @@ setup_rganalysis ()
   return analysis;
 }
 
-void
+static void
 cleanup_rganalysis (GstElement * element)
 {
   GST_DEBUG ("cleanup_rganalysis");
@@ -1764,7 +1764,7 @@ MAKE_GAIN_TEST_INT16_STEREO (32000, 8);
 MAKE_GAIN_TEST_INT16_STEREO (44100, 8);
 MAKE_GAIN_TEST_INT16_STEREO (48000, 8);
 
-Suite *
+static Suite *
 rganalysis_suite (void)
 {
   Suite *s = suite_create ("rganalysis");
diff --git a/tests/check/elements/rglimiter.c b/tests/check/elements/rglimiter.c
index ea0bd75c7..54747d8dc 100644
--- a/tests/check/elements/rglimiter.c
+++ b/tests/check/elements/rglimiter.c
@@ -49,8 +49,8 @@ static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
     GST_STATIC_CAPS (RG_LIMITER_CAPS_TEMPLATE_STRING)
     );
 
-GstElement *
-setup_rglimiter ()
+static GstElement *
+setup_rglimiter (void)
 {
   GstElement *element;
 
@@ -64,7 +64,7 @@ setup_rglimiter ()
   return element;
 }
 
-void
+static void
 cleanup_rglimiter (GstElement * element)
 {
   GST_DEBUG ("cleanup_rglimiter");
@@ -89,6 +89,7 @@ set_playing_state (GstElement * element)
 static const gfloat test_input[] = {
   -2.0, -1.0, -0.75, -0.5, -0.25, 0.0, 0.25, 0.5, 0.75, 1.0, 2.0
 };
+
 static const gfloat test_output[] = {
   -0.99752737684336523,         /* -2.0  */
   -0.88079707797788243,         /* -1.0  */
@@ -236,7 +237,7 @@ GST_START_TEST (test_gap)
 
 GST_END_TEST;
 
-Suite *
+static Suite *
 rglimiter_suite (void)
 {
   Suite *s = suite_create ("rglimiter");
diff --git a/tests/check/elements/rgvolume.c b/tests/check/elements/rgvolume.c
index 7159bb760..28d41349f 100644
--- a/tests/check/elements/rgvolume.c
+++ b/tests/check/elements/rgvolume.c
@@ -60,8 +60,8 @@ event_func (GstPad * pad, GstEvent * event)
   return TRUE;
 }
 
-GstElement *
-setup_rgvolume ()
+static GstElement *
+setup_rgvolume (void)
 {
   GstElement *element;
 
@@ -79,7 +79,7 @@ setup_rgvolume ()
   return element;
 }
 
-void
+static void
 cleanup_rgvolume (GstElement * element)
 {
   GST_DEBUG ("cleanup_rgvolume");
@@ -535,7 +535,7 @@ GST_START_TEST (test_reference_level)
 
 GST_END_TEST;
 
-Suite *
+static Suite *
 rgvolume_suite (void)
 {
   Suite *s = suite_create ("rgvolume");
diff --git a/tests/check/elements/shapewipe.c b/tests/check/elements/shapewipe.c
index 9458b814a..d38f9ea05 100644
--- a/tests/check/elements/shapewipe.c
+++ b/tests/check/elements/shapewipe.c
@@ -291,7 +291,7 @@ GST_START_TEST (test_general)
 
 GST_END_TEST;
 
-Suite *
+static Suite *
 shapewipe_suite (void)
 {
   Suite *s = suite_create ("shapewipe");
diff --git a/tests/check/elements/souphttpsrc.c b/tests/check/elements/souphttpsrc.c
index 85891d761..8ba974bee 100644
--- a/tests/check/elements/souphttpsrc.c
+++ b/tests/check/elements/souphttpsrc.c
@@ -83,7 +83,7 @@ digest_auth_cb (SoupAuthDomain * domain, SoupMessage * msg,
   return NULL;
 }
 
-int
+static int
 run_test (const char *format, ...)
 {
   GstStateChangeReturn ret;
diff --git a/tests/check/elements/spectrum.c b/tests/check/elements/spectrum.c
index 98e0074d8..2045c12a5 100644
--- a/tests/check/elements/spectrum.c
+++ b/tests/check/elements/spectrum.c
@@ -99,8 +99,8 @@ static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
     );
 
 /* takes over reference for outcaps */
-GstElement *
-setup_spectrum ()
+static GstElement *
+setup_spectrum (void)
 {
   GstElement *spectrum;
 
@@ -114,7 +114,7 @@ setup_spectrum ()
   return spectrum;
 }
 
-void
+static void
 cleanup_spectrum (GstElement * spectrum)
 {
   GST_DEBUG ("cleanup_spectrum");
@@ -538,7 +538,7 @@ GST_START_TEST (test_float64)
 GST_END_TEST;
 
 
-Suite *
+static Suite *
 spectrum_suite (void)
 {
   Suite *s = suite_create ("spectrum");
diff --git a/tests/check/elements/videofilter.c b/tests/check/elements/videofilter.c
index 0d236e40e..4e9b6b1ce 100644
--- a/tests/check/elements/videofilter.c
+++ b/tests/check/elements/videofilter.c
@@ -53,7 +53,7 @@ static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
     );
 
 /* takes over reference for outcaps */
-GstElement *
+static GstElement *
 setup_filter (const gchar * name, const gchar * prop, va_list var_args)
 {
   GstElement *element;
@@ -69,7 +69,7 @@ setup_filter (const gchar * name, const gchar * prop, va_list var_args)
   return element;
 }
 
-void
+static void
 cleanup_filter (GstElement * filter)
 {
   GST_DEBUG ("cleanup_element");
@@ -163,7 +163,7 @@ GST_START_TEST (test_gamma)
 GST_END_TEST;
 
 
-Suite *
+static Suite *
 videobalance_suite ()
 {
   Suite *s = suite_create ("videobalance");
@@ -175,7 +175,7 @@ videobalance_suite ()
   return s;
 }
 
-Suite *
+static Suite *
 videoflip_suite ()
 {
   Suite *s = suite_create ("videoflip");
@@ -187,7 +187,7 @@ videoflip_suite ()
   return s;
 }
 
-Suite *
+static Suite *
 gamma_suite ()
 {
   Suite *s = suite_create ("gamma");
diff --git a/tests/check/elements/wavpackdec.c b/tests/check/elements/wavpackdec.c
index 7fac67855..54a764b60 100644
--- a/tests/check/elements/wavpackdec.c
+++ b/tests/check/elements/wavpackdec.c
@@ -66,8 +66,8 @@ static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
         "channels = (int) 1, " "rate = (int) 44100, " "framed = (boolean) true")
     );
 
-GstElement *
-setup_wavpackdec ()
+static GstElement *
+setup_wavpackdec (dec)
 {
   GstElement *wavpackdec;
 
@@ -81,7 +81,7 @@ setup_wavpackdec ()
   return wavpackdec;
 }
 
-void
+static void
 cleanup_wavpackdec (GstElement * wavpackdec)
 {
   GST_DEBUG ("cleanup_wavpackdec");
@@ -225,7 +225,7 @@ GST_START_TEST (test_decode_frame_with_incomplete_frame)
 
 GST_END_TEST;
 
-Suite *
+static Suite *
 wavpackdec_suite (void)
 {
   Suite *s = suite_create ("wavpackdec");
diff --git a/tests/check/elements/wavpackenc.c b/tests/check/elements/wavpackenc.c
index 6a160faa8..153668a9d 100644
--- a/tests/check/elements/wavpackenc.c
+++ b/tests/check/elements/wavpackenc.c
@@ -62,8 +62,8 @@ static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
         "rate = (int) 44100, "
         "endianness = (int) BYTE_ORDER, " "signed = (boolean) true"));
 
-GstElement *
-setup_wavpackenc ()
+static GstElement *
+setup_wavpackenc (void)
 {
   GstElement *wavpackenc;
 
@@ -82,7 +82,7 @@ setup_wavpackenc ()
   return wavpackenc;
 }
 
-void
+static void
 cleanup_wavpackenc (GstElement * wavpackenc)
 {
   GST_DEBUG ("cleanup_wavpackenc");
@@ -162,7 +162,7 @@ GST_START_TEST (test_encode_silence)
 
 GST_END_TEST;
 
-Suite *
+static Suite *
 wavpackenc_suite (void)
 {
   Suite *s = suite_create ("wavpackenc");
diff --git a/tests/check/elements/wavpackparse.c b/tests/check/elements/wavpackparse.c
index e65605864..508390320 100644
--- a/tests/check/elements/wavpackparse.c
+++ b/tests/check/elements/wavpackparse.c
@@ -85,8 +85,8 @@ wavpackparse_found_pad (GstElement * src, GstPad * pad, gpointer data)
   gst_object_unref (srcpad);
 }
 
-void
-setup_wavpackparse ()
+static void
+setup_wavpackparse (void)
 {
   GstPad *sinkpad;
 
@@ -115,8 +115,8 @@ setup_wavpackparse ()
       "could not set to playing");
 }
 
-void
-cleanup_wavpackparse ()
+static void
+cleanup_wavpackparse (void)
 {
   GstPad *sinkpad, *srcpad;
 
@@ -262,7 +262,7 @@ GST_START_TEST (test_parsing_invalid_first_header)
 GST_END_TEST;
 
 
-Suite *
+static Suite *
 wavpackparse_suite (void)
 {
   Suite *s = suite_create ("wavpackparse");
diff --git a/tests/check/elements/y4menc.c b/tests/check/elements/y4menc.c
index 4fd5d12c8..24a4fed7b 100644
--- a/tests/check/elements/y4menc.c
+++ b/tests/check/elements/y4menc.c
@@ -49,8 +49,8 @@ static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
     GST_STATIC_CAPS (VIDEO_CAPS_STRING));
 
 
-GstElement *
-setup_y4menc ()
+static GstElement *
+setup_y4menc (void)
 {
   GstElement *y4menc;
 
@@ -64,7 +64,7 @@ setup_y4menc ()
   return y4menc;
 }
 
-void
+static void
 cleanup_y4menc (GstElement * y4menc)
 {
   GST_DEBUG ("cleanup_y4menc");
@@ -134,7 +134,7 @@ GST_START_TEST (test_y4m)
 
 GST_END_TEST;
 
-Suite *
+static Suite *
 y4menc_suite (void)
 {
   Suite *s = suite_create ("y4menc");
diff --git a/tests/check/generic/states.c b/tests/check/generic/states.c
index a4a226f3c..68f807aba 100644
--- a/tests/check/generic/states.c
+++ b/tests/check/generic/states.c
@@ -204,7 +204,7 @@ GST_START_TEST (test_state_changes_down_seq)
 GST_END_TEST;
 
 
-Suite *
+static Suite *
 states_suite (void)
 {
   Suite *s = suite_create ("states");
diff --git a/tests/check/pipelines/simple-launch-lines.c b/tests/check/pipelines/simple-launch-lines.c
index 5b27aefb0..d4eaee9d7 100644
--- a/tests/check/pipelines/simple-launch-lines.c
+++ b/tests/check/pipelines/simple-launch-lines.c
@@ -249,7 +249,8 @@ GST_START_TEST (test_video_encoders_decoders)
 
 GST_END_TEST
 #endif /* #ifndef GST_DISABLE_PARSE */
-    Suite * simple_launch_lines_suite (void)
+static Suite *
+simple_launch_lines_suite (void)
 {
   Suite *s = suite_create ("Pipelines");
   TCase *tc_chain = tcase_create ("linear");
diff --git a/tests/check/pipelines/wavpack.c b/tests/check/pipelines/wavpack.c
index f9599fe1b..452945b39 100644
--- a/tests/check/pipelines/wavpack.c
+++ b/tests/check/pipelines/wavpack.c
@@ -188,7 +188,7 @@ GST_START_TEST (test_encode_decode)
 
 GST_END_TEST;
 
-Suite *
+static Suite *
 wavpack_suite (void)
 {
   Suite *s = suite_create ("Wavpack");
diff --git a/tests/examples/equalizer/demo.c b/tests/examples/equalizer/demo.c
index 1247bc64e..f5b1ec58b 100644
--- a/tests/examples/equalizer/demo.c
+++ b/tests/examples/equalizer/demo.c
@@ -94,7 +94,7 @@ draw_spectrum (gfloat * data)
 }
 
 /* receive spectral data from element message */
-gboolean
+static gboolean
 message_handler (GstBus * bus, GstMessage * message, gpointer data)
 {
   if (message->type == GST_MESSAGE_ELEMENT) {
diff --git a/tests/examples/level/level-example.c b/tests/examples/level/level-example.c
index 9bce5b4fc..ece364714 100644
--- a/tests/examples/level/level-example.c
+++ b/tests/examples/level/level-example.c
@@ -23,7 +23,7 @@
 
 #include <gst/gst.h>
 
-gboolean
+static gboolean
 message_handler (GstBus * bus, GstMessage * message, gpointer data)
 {
 
diff --git a/tests/examples/spectrum/spectrum-example.c b/tests/examples/spectrum/spectrum-example.c
index 6c4c6c8e8..b5529218a 100644
--- a/tests/examples/spectrum/spectrum-example.c
+++ b/tests/examples/spectrum/spectrum-example.c
@@ -28,7 +28,7 @@ static guint spect_bands = 20;
 #define AUDIOFREQ 32000
 
 /* receive spectral data from element message */
-gboolean
+static gboolean
 message_handler (GstBus * bus, GstMessage * message, gpointer data)
 {
   if (message->type == GST_MESSAGE_ELEMENT) {
diff --git a/tests/icles/v4l2src-test.c b/tests/icles/v4l2src-test.c
index af0ca8e4c..edbfd9388 100644
--- a/tests/icles/v4l2src-test.c
+++ b/tests/icles/v4l2src-test.c
@@ -32,7 +32,7 @@ GstElement *pipeline, *source, *sink;
 GMainLoop *loop;
 volatile int exit_read = 0;
 
-void
+static void
 print_options ()
 {
   printf ("\nf - to change the fequency\n");
@@ -43,7 +43,7 @@ print_options ()
   printf ("e - to exit\n");
 }
 
-void
+static void
 run_options (char opt)
 {
   int res;
@@ -289,7 +289,7 @@ done:
 
 }
 
-gpointer
+static gpointer
 read_user (gpointer data)
 {