diff --git a/configure.ac b/configure.ac
index ae3ad89..e5dc838 100644
--- a/configure.ac
+++ b/configure.ac
@@ -189,6 +189,7 @@ AM_PROG_CC_STDC
 AC_HEADER_STDC
 AC_C_CONST
 AM_PROG_CC_C_O
+AC_C___ATTRIBUTE__
 
 WIN32_CFLAGS=""
 case "$host_os" in
diff --git a/m4/ac_attribute.m4 b/m4/ac_attribute.m4
new file mode 100644
index 0000000..23479a9
--- /dev/null
+++ b/m4/ac_attribute.m4
@@ -0,0 +1,47 @@
+dnl Copyright (C) 2004-2008 Kim Woelders
+dnl Copyright (C) 2008 Vincent Torri <vtorri at univ-evry dot fr>
+dnl That code is public domain and can be freely used or copied.
+dnl Originally snatched from somewhere...
+
+dnl Macro for checking if the compiler supports __attribute__
+
+dnl Usage: AC_C___ATTRIBUTE__
+dnl call AC_DEFINE for HAVE___ATTRIBUTE__ and __UNUSED__
+dnl if the compiler supports __attribute__, HAVE___ATTRIBUTE__ is
+dnl defined to 1 and __UNUSED__ is defined to __attribute__((unused))
+dnl otherwise, HAVE___ATTRIBUTE__ is not defined and __UNUSED__ is
+dnl defined to nothing.
+
+AC_DEFUN([AC_C___ATTRIBUTE__],
+[
+
+AC_MSG_CHECKING([for __attribute__])
+
+AC_CACHE_VAL([ac_cv___attribute__],
+   [AC_TRY_COMPILE(
+       [
+#include <stdlib.h>
+
+int func(int x);
+int foo(int x __attribute__ ((unused)))
+{
+   exit(1);
+}
+       ],
+       [],
+       [ac_cv___attribute__="yes"],
+       [ac_cv___attribute__="no"]
+    )])
+
+AC_MSG_RESULT($ac_cv___attribute__)
+
+if test "x${ac_cv___attribute__}" = "xyes" ; then
+   AC_DEFINE([HAVE___ATTRIBUTE__], [1], [Define to 1 if your compiler has __attribute__])
+   AC_DEFINE([__UNUSED__], [__attribute__((unused))], [Macro declaring a function argument to be unused])
+  else
+    AC_DEFINE([__UNUSED__], [], [Macro declaring a function argument to be unused])
+fi
+
+])
+
+dnl End of ac_attribute.m4
diff --git a/src/bin/about.c b/src/bin/about.c
index deb6bbe..f36fdbc 100644
--- a/src/bin/about.c
+++ b/src/bin/about.c
@@ -56,7 +56,7 @@ _cleanup(void)
 }
 
 static void
-_loop(double t, int f)
+_loop(double t __UNUSED__, int f __UNUSED__)
 {
 }
 
diff --git a/src/bin/engine_software_gdi.c b/src/bin/engine_software_gdi.c
index 6832986..ecb2754 100644
--- a/src/bin/engine_software_gdi.c
+++ b/src/bin/engine_software_gdi.c
@@ -172,7 +172,7 @@ MainWndProc(HWND   hwnd,
 }
 
 Eina_Bool
-engine_software_gdi_args(const char *engine, int width, int height)
+engine_software_gdi_args(const char *engine __UNUSED__, int width, int height)
 {
    WNDCLASS                       wc;
    RECT                           rect;
@@ -181,7 +181,6 @@ engine_software_gdi_args(const char *engine, int width, int height)
    DWORD                          style;
    DWORD                          exstyle;
    int                            depth;
-   int                            i;
 
    instance = GetModuleHandle(NULL);
    if (!instance) return EINA_FALSE;
diff --git a/src/bin/image_data_argb.c b/src/bin/image_data_argb.c
index c063766..90f6779 100644
--- a/src/bin/image_data_argb.c
+++ b/src/bin/image_data_argb.c
@@ -52,7 +52,7 @@ static void _loop(double t, int f)
    for (i = 0; i < 1; i++)
      {
 	unsigned int *data, *p;
-	int ff;
+
         w = 640;
 	h = 480;
 	x = (win_w / 2) - (w / 2);
@@ -63,7 +63,6 @@ static void _loop(double t, int f)
 	data = evas_object_image_data_get(o_images[i], 1);
         st = evas_object_image_stride_get(o_images[i]) >> 2;
 	p = data;
-	ff = (f ^ (f << 8) ^ (f << 16) ^ (f << 24));
 	for (y = 0; y < h; y++)
 	  {
 	     for (x = 0; x < w; x++)
diff --git a/src/bin/image_data_argb_alpha.c b/src/bin/image_data_argb_alpha.c
index 6c7fc33..1498fb7 100644
--- a/src/bin/image_data_argb_alpha.c
+++ b/src/bin/image_data_argb_alpha.c
@@ -52,7 +52,7 @@ static void _loop(double t, int f)
    for (i = 0; i < 1; i++)
      {
 	unsigned int *data, *p;
-	int ff, a, r, g, b;
+	int a, r, g, b;
         w = 640;
 	h = 480;
 	x = (win_w / 2) - (w / 2);
@@ -63,7 +63,6 @@ static void _loop(double t, int f)
 	data = evas_object_image_data_get(o_images[i], 1);
         st = evas_object_image_stride_get(o_images[i]) >> 2;
 	p = data;
-	ff = (f ^ (f << 8) ^ (f << 16) ^ (f << 24));
 	for (y = 0; y < h; y++)
 	  {
 	     for (x = 0; x < w; x++)
diff --git a/src/bin/ui.c b/src/bin/ui.c
index 9e1dad7..b5db731 100644
--- a/src/bin/ui.c
+++ b/src/bin/ui.c
@@ -194,7 +194,7 @@ _ui_all(void)
    double fps = 0.0;
    double wfps = 0.0;
    int t_count = 0;
-   int i;
+   unsigned int i;
    double avgw = 0.0;
 
    evas_object_hide(o_menu_logo);
@@ -281,7 +281,7 @@ _ui_num(int n)
    double wfps = 0.0;
    int t_count = 0;
    Menu_Item *mi;
-   int i;
+   unsigned int i;
    double avgw = 0.0;
 
    evas_object_hide(o_menu_logo);
@@ -359,7 +359,7 @@ _ui_select(void)
 }
 
 static void
-_ui_key(void *data, Evas *e, Evas_Object *obj, void *event_info)
+_ui_key(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info)
 {
    Evas_Event_Key_Down *ev;
 
@@ -380,7 +380,7 @@ _ui_key(void *data, Evas *e, Evas_Object *obj, void *event_info)
 	if (!strcmp(ev->keyname, "Left")) menu_sel++;
 	if (!strcmp(ev->keyname, "Right")) menu_sel--;
 	if (menu_sel < 0) menu_sel = 0;
-	else if (menu_sel >= eina_list_count(menu)) menu_sel = eina_list_count(menu) - 1;
+	else if ((unsigned int)menu_sel >= eina_list_count(menu)) menu_sel = eina_list_count(menu) - 1;
 	menu_anim_sel = menu_sel;
 	if (!strcmp(ev->keyname, "Return")) _ui_select();
      }
@@ -391,7 +391,7 @@ static int down = 0;
 static int down_menu_sel = 0;
 
 static void
-_ui_mouse_down(void *data, Evas *e, Evas_Object *obj, void *event_info)
+_ui_mouse_down(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info)
 {
    Evas_Event_Mouse_Down *ev;
 
@@ -410,7 +410,7 @@ _ui_mouse_down(void *data, Evas *e, Evas_Object *obj, void *event_info)
 }
 
 static void
-_ui_mouse_up(void *data, Evas *e, Evas_Object *obj, void *event_info)
+_ui_mouse_up(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info)
 {
    Evas_Event_Mouse_Up *ev;
 
@@ -435,7 +435,7 @@ _ui_mouse_up(void *data, Evas *e, Evas_Object *obj, void *event_info)
 }
 
 static void
-_ui_mouse_move(void *data, Evas *e, Evas_Object *obj, void *event_info)
+_ui_mouse_move(void *data __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info)
 {
    Evas_Event_Mouse_Move *ev;
 
@@ -446,7 +446,7 @@ _ui_mouse_move(void *data, Evas *e, Evas_Object *obj, void *event_info)
 	menu_sel = down_menu_sel + ((ev->cur.canvas.x - down_x) / 25);
 	/* scroll */
 	if (menu_sel < 0) menu_sel = 0;
-	else if (menu_sel >= eina_list_count(menu)) menu_sel = eina_list_count(menu) - 1;
+	else if ((unsigned int)menu_sel >= eina_list_count(menu)) menu_sel = eina_list_count(menu) - 1;
 	menu_anim_sel = menu_sel;
      }
    else
diff --git a/src/bin/widgets_file_icons.c b/src/bin/widgets_file_icons.c
index bf1e230..f603c57 100644
--- a/src/bin/widgets_file_icons.c
+++ b/src/bin/widgets_file_icons.c
@@ -77,11 +77,9 @@ static void _cleanup(void)
 static void _loop(double t, int f)
 {
    int i;
-   Evas_Coord x, y, w, h, tw, th, cent;
+   Evas_Coord x, y, tw, th, cent;
    x = 0;
    y = 0 - f;
-   w = ICON_SIZE;
-   h = ICON_SIZE;
    for (i = 0; i < NUM; i++)
      {
 	evas_object_move(o_images[i], x + 8, y);
diff --git a/src/bin/widgets_file_icons_2.c b/src/bin/widgets_file_icons_2.c
index cf54f5b..8536d3b 100644
--- a/src/bin/widgets_file_icons_2.c
+++ b/src/bin/widgets_file_icons_2.c
@@ -75,11 +75,9 @@ static void _cleanup(void)
 static void _loop(double t, int f)
 {
    int i;
-   Evas_Coord x, y, w, h, tw, th, cent;
+   Evas_Coord x, y, tw, th, cent;
    x = 0;
    y = 0 - f;
-   w = ICON_SIZE;
-   h = ICON_SIZE;
    for (i = 0; i < NUM; i++)
      {
 	evas_object_move(o_images[i], x + 8, y);
diff --git a/src/bin/widgets_file_icons_2_grouped.c b/src/bin/widgets_file_icons_2_grouped.c
index 87dc91c..31b6c1b 100644
--- a/src/bin/widgets_file_icons_2_grouped.c
+++ b/src/bin/widgets_file_icons_2_grouped.c
@@ -83,11 +83,9 @@ static void _cleanup(void)
 static void _loop(double t, int f)
 {
    int i;
-   Evas_Coord x, y, w, h, tw, th, cent;
+   Evas_Coord x, y, tw, th, cent;
    x = 0;
    y = 0 - f;
-   w = ICON_SIZE;
-   h = ICON_SIZE;
    for (i = 0; i < NUM; i++)
      {
 	evas_object_move(o_images[i], x + 8, y);
diff --git a/src/bin/widgets_file_icons_2_same.c b/src/bin/widgets_file_icons_2_same.c
index 47b9b48..7dbf9ff 100644
--- a/src/bin/widgets_file_icons_2_same.c
+++ b/src/bin/widgets_file_icons_2_same.c
@@ -60,11 +60,9 @@ static void _cleanup(void)
 static void _loop(double t, int f)
 {
    int i;
-   Evas_Coord x, y, w, h, tw, th, cent;
+   Evas_Coord x, y, tw, th, cent;
    x = 0;
    y = 0 - f;
-   w = ICON_SIZE;
-   h = ICON_SIZE;
    for (i = 0; i < NUM; i++)
      {
 	evas_object_move(o_images[i], x + 8, y);
diff --git a/src/bin/widgets_file_icons_2_same_grouped.c b/src/bin/widgets_file_icons_2_same_grouped.c
index 5a2e6a0..f5e8324 100644
--- a/src/bin/widgets_file_icons_2_same_grouped.c
+++ b/src/bin/widgets_file_icons_2_same_grouped.c
@@ -64,11 +64,9 @@ static void _cleanup(void)
 static void _loop(double t, int f)
 {
    int i;
-   Evas_Coord x, y, w, h, tw, th, cent;
+   Evas_Coord x, y, tw, th, cent;
    x = 0;
    y = 0 - f;
-   w = ICON_SIZE;
-   h = ICON_SIZE;
    for (i = 0; i < NUM; i++)
      {
 	evas_object_move(o_images[i], x + 8, y);
diff --git a/src/bin/widgets_file_icons_3.c b/src/bin/widgets_file_icons_3.c
index afde3af..72e26ab 100644
--- a/src/bin/widgets_file_icons_3.c
+++ b/src/bin/widgets_file_icons_3.c
@@ -75,11 +75,9 @@ static void _cleanup(void)
 static void _loop(double t, int f)
 {
    int i;
-   Evas_Coord x, y, w, h, tw, th, cent;
+   Evas_Coord x, y, tw, th, cent;
    x = 0;
    y = 0 - f;
-   w = ICON_SIZE;
-   h = ICON_SIZE;
    for (i = 0; i < NUM; i++)
      {
 	evas_object_move(o_images[i], x + 8, y);
diff --git a/src/bin/widgets_file_icons_4.c b/src/bin/widgets_file_icons_4.c
index 9ca6625..9955dca 100644
--- a/src/bin/widgets_file_icons_4.c
+++ b/src/bin/widgets_file_icons_4.c
@@ -75,11 +75,9 @@ static void _cleanup(void)
 static void _loop(double t, int f)
 {
    int i;
-   Evas_Coord x, y, w, h, tw, th, cent;
+   Evas_Coord x, y, tw, th, cent;
    x = 0;
    y = 0 - f;
-   w = ICON_SIZE;
-   h = ICON_SIZE;
    for (i = 0; i < NUM; i++)
      {
 	evas_object_move(o_images[i], x + 8, y);
diff --git a/src/bin/widgets_list_1.c b/src/bin/widgets_list_1.c
index 64cd2a1..98a6296 100644
--- a/src/bin/widgets_list_1.c
+++ b/src/bin/widgets_list_1.c
@@ -91,11 +91,9 @@ static void _cleanup(void)
 static void _loop(double t, int f)
 {
    int i;
-   Evas_Coord x, y, w, h, tw, th, cent;
+   Evas_Coord x, y, tw, th, cent;
    x = 0;
    y = 0 - f;
-   w = win_w;
-   h = ICON_SIZE;
    for (i = 0; i < NUM; i++)
      {
 	evas_object_move(o_images[i], x, y);
diff --git a/src/bin/widgets_list_1_grouped.c b/src/bin/widgets_list_1_grouped.c
index b327efb..8117dbd 100644
--- a/src/bin/widgets_list_1_grouped.c
+++ b/src/bin/widgets_list_1_grouped.c
@@ -99,11 +99,9 @@ static void _cleanup(void)
 static void _loop(double t, int f)
 {
    int i;
-   Evas_Coord x, y, w, h, tw, th, cent;
+   Evas_Coord x, y, tw, th, cent;
    x = 0;
    y = 0 - f;
-   w = win_w;
-   h = ICON_SIZE;
    for (i = 0; i < NUM; i++)
      {
 	evas_object_move(o_images[i], x, y);
diff --git a/src/bin/widgets_list_2.c b/src/bin/widgets_list_2.c
index 56dff92..4cd84e5 100644
--- a/src/bin/widgets_list_2.c
+++ b/src/bin/widgets_list_2.c
@@ -91,11 +91,9 @@ static void _cleanup(void)
 static void _loop(double t, int f)
 {
    int i;
-   Evas_Coord x, y, w, h, tw, th, cent;
+   Evas_Coord x, y, tw, th, cent;
    x = 0;
    y = 0 - f;
-   w = win_w;
-   h = ICON_SIZE;
    for (i = 0; i < NUM; i++)
      {
 	evas_object_move(o_images[i], x, y);
diff --git a/src/bin/widgets_list_2_grouped.c b/src/bin/widgets_list_2_grouped.c
index fae8011..ed3f0a0 100644
--- a/src/bin/widgets_list_2_grouped.c
+++ b/src/bin/widgets_list_2_grouped.c
@@ -99,11 +99,9 @@ static void _cleanup(void)
 static void _loop(double t, int f)
 {
    int i;
-   Evas_Coord x, y, w, h, tw, th, cent;
+   Evas_Coord x, y, tw, th, cent;
    x = 0;
    y = 0 - f;
-   w = win_w;
-   h = ICON_SIZE;
    for (i = 0; i < NUM; i++)
      {
 	evas_object_move(o_images[i], x, y);
diff --git a/src/bin/widgets_list_3.c b/src/bin/widgets_list_3.c
index ae022cd..bc75d8f 100644
--- a/src/bin/widgets_list_3.c
+++ b/src/bin/widgets_list_3.c
@@ -120,11 +120,9 @@ static void _cleanup(void)
 static void _loop(double t, int f)
 {
    int i;
-   Evas_Coord x, y, w, h, tw, th, cent;
+   Evas_Coord x, y, tw, th, cent;
    x = 0;
    y = 0 - f;
-   w = win_w;
-   h = ICON_SIZE;
    for (i = 0; i < NUM; i++)
      {
 	evas_object_move(o_images[i], x, y);
diff --git a/src/bin/widgets_list_3_grouped.c b/src/bin/widgets_list_3_grouped.c
index d545f0f..82ad974 100644
--- a/src/bin/widgets_list_3_grouped.c
+++ b/src/bin/widgets_list_3_grouped.c
@@ -136,11 +136,9 @@ static void _cleanup(void)
 static void _loop(double t, int f)
 {
    int i;
-   Evas_Coord x, y, w, h, tw, th, cent;
+   Evas_Coord x, y, tw, th, cent;
    x = 0;
    y = 0 - f;
-   w = win_w;
-   h = ICON_SIZE;
    for (i = 0; i < NUM; i++)
      {
 	evas_object_move(o_images[i], x, y);
diff --git a/src/bin/widgets_list_4.c b/src/bin/widgets_list_4.c
index 4291b29..ca30a93 100644
--- a/src/bin/widgets_list_4.c
+++ b/src/bin/widgets_list_4.c
@@ -120,11 +120,9 @@ static void _cleanup(void)
 static void _loop(double t, int f)
 {
    int i;
-   Evas_Coord x, y, w, h, tw, th, cent;
+   Evas_Coord x, y, tw, th, cent;
    x = 0;
    y = 0 - f;
-   w = win_w;
-   h = ICON_SIZE;
    for (i = 0; i < NUM; i++)
      {
 	evas_object_move(o_images[i], x, y);
diff --git a/src/bin/widgets_list_4_grouped.c b/src/bin/widgets_list_4_grouped.c
index 2cb9aae..42108a4 100644
--- a/src/bin/widgets_list_4_grouped.c
+++ b/src/bin/widgets_list_4_grouped.c
@@ -136,11 +136,9 @@ static void _cleanup(void)
 static void _loop(double t, int f)
 {
    int i;
-   Evas_Coord x, y, w, h, tw, th, cent;
+   Evas_Coord x, y, tw, th, cent;
    x = 0;
    y = 0 - f;
-   w = win_w;
-   h = ICON_SIZE;
    for (i = 0; i < NUM; i++)
      {
 	evas_object_move(o_images[i], x, y);