diff --git a/legacy/ecore/src/lib/ecore/Ecore_Data.h b/legacy/ecore/src/lib/ecore/Ecore_Data.h
index 245bfff934..4b880c10c4 100644
--- a/legacy/ecore/src/lib/ecore/Ecore_Data.h
+++ b/legacy/ecore/src/lib/ecore/Ecore_Data.h
@@ -143,7 +143,7 @@ extern "C" {
    
    
    /* Creating and initializing new list structures */
-   Ecore_List *ecore_list_new();
+   Ecore_List *ecore_list_new(void);
    int ecore_list_init(Ecore_List *list);
    
    /* Adding items to the list */
@@ -181,7 +181,7 @@ extern "C" {
    void ecore_list_destroy(Ecore_List *list);
    
    /* Creating and initializing list nodes */
-   Ecore_List_Node *ecore_list_node_new();
+   Ecore_List_Node *ecore_list_node_new(void);
    int ecore_list_node_init(Ecore_List_Node *newNode);
    
    /* Destroying nodes */
@@ -201,7 +201,7 @@ extern "C" {
    };
    
    /* Creating and initializing new list structures */
-   Ecore_DList *ecore_dlist_new();
+   Ecore_DList *ecore_dlist_new(void);
    int ecore_dlist_init(Ecore_DList *list);
    void ecore_dlist_destroy(Ecore_DList *list);
    
@@ -239,7 +239,7 @@ extern "C" {
    int ecore_dlist_clear(Ecore_DList * _e_dlist);
    
    /* Creating and initializing list nodes */
-   Ecore_DList_Node *ecore_dlist_node_new();
+   Ecore_DList_Node *ecore_dlist_node_new(void);
    
    /* Destroying nodes */
    int ecore_dlist_node_destroy(Ecore_DList_Node * node, Ecore_Free_Cb free_func);
@@ -537,7 +537,7 @@ extern "C" {
    /* Initialize a node */
    int ecore_tree_node_init(Ecore_Tree_Node * new_node);
    /* Allocate and initialize a new node */
-   Ecore_Tree_Node *ecore_tree_node_new();
+   Ecore_Tree_Node *ecore_tree_node_new(void);
    /* Free the desired node */
    int ecore_tree_node_destroy(Ecore_Tree_Node * node, Ecore_Free_Cb free_data);
    
diff --git a/legacy/ecore/src/lib/ecore_txt/Ecore_Txt.h b/legacy/ecore/src/lib/ecore_txt/Ecore_Txt.h
index ffdf53ff24..60dc659a26 100644
--- a/legacy/ecore/src/lib/ecore_txt/Ecore_Txt.h
+++ b/legacy/ecore/src/lib/ecore_txt/Ecore_Txt.h
@@ -27,7 +27,7 @@
 extern "C" {
 #endif
 
-EAPI char *ecore_txt_convert(char *enc_from, char *enc_to, char *text);
+EAPI char *ecore_txt_convert(const char *enc_from, const char *enc_to, const char *text);
 
 #ifdef __cplusplus
 }
diff --git a/legacy/ecore/src/lib/ecore_txt/ecore_txt.c b/legacy/ecore/src/lib/ecore_txt/ecore_txt.c
index 34701c2a86..412cb3590a 100644
--- a/legacy/ecore/src/lib/ecore_txt/ecore_txt.c
+++ b/legacy/ecore/src/lib/ecore_txt/ecore_txt.c
@@ -14,7 +14,7 @@
  * FIXME: Finish this.
  */
 char *
-ecore_txt_convert(char *enc_from, char *enc_to, char *text)
+ecore_txt_convert(const char *enc_from, const char *enc_to, const char *text)
 {
    iconv_t ic;
    char *new_txt, *inp, *outp;
diff --git a/legacy/ecore/src/lib/ecore_x/ecore_x.c b/legacy/ecore/src/lib/ecore_x/ecore_x.c
index 72ad11c1a2..867c67d277 100644
--- a/legacy/ecore/src/lib/ecore_x/ecore_x.c
+++ b/legacy/ecore/src/lib/ecore_x/ecore_x.c
@@ -888,7 +888,7 @@ ecore_x_window_client_sniff(Ecore_X_Window win)
  * @return Associated atom value.
  */
 Ecore_X_Atom    
-ecore_x_atom_get(char *name)
+ecore_x_atom_get(const char *name)
 {
    if (!_ecore_x_disp) return 0;
    return XInternAtom(_ecore_x_disp, name, False);
diff --git a/legacy/ecore/src/lib/ecore_x/ecore_x_dnd.c b/legacy/ecore/src/lib/ecore_x/ecore_x_dnd.c
index 8a5eaf77b0..761671398b 100644
--- a/legacy/ecore/src/lib/ecore_x/ecore_x_dnd.c
+++ b/legacy/ecore/src/lib/ecore_x/ecore_x_dnd.c
@@ -241,6 +241,7 @@ _ecore_x_dnd_drag(int x, int y)
    _xdnd->dest = win;
 }
 
+#if 0 /* Unused? */
 void 
 _ecore_x_dnd_send_finished(void)
 {
@@ -263,4 +264,4 @@ _ecore_x_dnd_own_selection(void)
    return (!XSetSelectionOwner(_ecore_x_disp, _ecore_x_atom_selection_xdnd,
                                _xdnd->source, CurrentTime));
 }
-
+#endif
diff --git a/legacy/ecore/src/lib/ecore_x/ecore_x_events.c b/legacy/ecore/src/lib/ecore_x/ecore_x_events.c
index e39eebec1a..c4e8cb00e9 100644
--- a/legacy/ecore/src/lib/ecore_x/ecore_x_events.c
+++ b/legacy/ecore/src/lib/ecore_x/ecore_x_events.c
@@ -6,12 +6,14 @@
 #include "ecore_x_private.h"
 #include "Ecore_X.h"
 
+#if 0
 static void _ecore_x_event_free_window_prop_name_class_change(void *data, void *ev);
 static void _ecore_x_event_free_window_prop_title_change(void *data, void *ev);
 static void _ecore_x_event_free_window_prop_visible_title_change(void *data, void *ev);
 static void _ecore_x_event_free_window_prop_icon_name_change(void *data, void *ev);
 static void _ecore_x_event_free_window_prop_visible_icon_name_change(void *data, void *ev);
 static void _ecore_x_event_free_window_prop_client_machine_change(void *data, void *ev);
+#endif
 static void _ecore_x_event_free_key_down(void *data, void *ev);
 static void _ecore_x_event_free_key_up(void *data, void *ev);
 
@@ -45,6 +47,7 @@ ecore_x_event_mask_unset(Ecore_X_Window w, Ecore_X_Event_Mask mask)
    XChangeWindowAttributes(_ecore_x_disp, w, CWEventMask, &s_attr);
 }
 
+#if 0
 static void
 _ecore_x_event_free_window_prop_name_class_change(void *data, void *ev)
 {
@@ -105,6 +108,7 @@ _ecore_x_event_free_window_prop_client_machine_change(void *data, void *ev)
    if (e->name) free(e->name);
    free(e);
 }
+#endif
 
 static void
 _ecore_x_event_free_key_down(void *data, void *ev)