examples - use putenv, not setenv for porting reasons

putenv is more portable than setenv, so usethat instead. this nukes
warnings on windows as evil is meant to go private and you thus have no
setenv anymore.

src/examples/edje/edje-text.c

@@ -77,9 +77,20 @@ _on_mouse_down(void *data EINA_UNUSED, Evas *e EINA_UNUSED, Evas_Object *o, void
 static void
 _on_mouse_down_text(void *data EINA_UNUSED, Evas *e EINA_UNUSED, Evas_Object *o EINA_UNUSED, void *event_info EINA_UNUSED)
 {
+   static char *env_lang_str = NULL;
+   char *s;
+
    lang_idx = (lang_idx + 1) % (sizeof (lang)/ sizeof (lang[0]));
    fprintf(stderr, "Setting lang to '%s'\n", lang[lang_idx]);
-   setenv("LANGUAGE", lang[lang_idx], 1);
+   s = malloc(10 + strlen(lang[lang_idx]));
+   if (s)
+     {
+        strcpy(s, "LANGUAGE=");
+        strcpy(s + 9, lang[lang_idx]);
+        putenv(s);
+        if (env_lang_str) free(env_lang_str);
+        env_lang_str = s;
+     }
    edje_language_set(lang[lang_idx]);
 }
 int
@@ -122,7 +133,7 @@ main(int argc EINA_UNUSED, char *argv[] EINA_UNUSED)
    evas_object_move(edje_obj, 0, 20);
    evas_object_resize(edje_obj, WIDTH - 40, HEIGHT - 40);
    evas_object_show(edje_obj);
-   setenv("LANGUAGE", "en_IN", 1);
+   putenv("LANGUAGE=en_IN");
    edje_object_language_set(edje_obj, "en_IN");
    edje_object_text_change_cb_set(edje_obj, _on_text_change, NULL);
    edje_object_part_text_set(edje_obj, "part_two", "<b>Click here");

src/examples/evas/evas-3d-blending.c

@@ -266,7 +266,7 @@ main(void)
 
    if (!ecore_evas_init()) return 0;
 
-   setenv("ECORE_EVAS_ENGINE", "opengl_x11", 1);
+   putenv("ECORE_EVAS_ENGINE=opengl_x11");
    ecore_evas = ecore_evas_new(NULL, 0, 0, WIDTH, HEIGHT, NULL);
 
    if (!ecore_evas) return 0;

src/examples/evas/evas-3d-cube.c

@@ -218,7 +218,7 @@ int
 main(void)
 {
    // Unless Evas 3D supports Software renderer, we force use of the gl backend.
-   setenv("ECORE_EVAS_ENGINE", "opengl_x11", 1);
+   putenv("ECORE_EVAS_ENGINE=opengl_x11");
 
    Scene_Data data;
 

src/examples/evas/evas-3d-cube2.c

@@ -213,7 +213,7 @@ int
 main(void)
 {
    // Unless Evas 3D supports Software renderer, we force use of the gl backend.
-   setenv("ECORE_EVAS_ENGINE", "opengl_x11", 1);
+   putenv("ECORE_EVAS_ENGINE=opengl_x11");
 
    Scene_Data data;
 

src/examples/evas/evas-3d-eet.c

@@ -98,7 +98,7 @@ int
 main(void)
 {
    // Unless Evas 3D supports Software renderer, we force use of the gl backend.
-   setenv("ECORE_EVAS_ENGINE", "opengl_x11", 1);
+   putenv("ECORE_EVAS_ENGINE=opengl_x11");
 
    if (!ecore_evas_init()) return 0;
 

src/examples/evas/evas-3d-fog.c

@@ -190,7 +190,7 @@ int
 main(void)
 {
    // Unless Evas 3D supports Software renderer, we force use of the gl backend.
-   setenv("ECORE_EVAS_ENGINE", "opengl_x11", 1);
+   putenv("ECORE_EVAS_ENGINE=opengl_x11");
    Scene_Data data;
    Ecore_Animator *anim;
 

src/examples/evas/evas-3d-frustum.c

@@ -405,7 +405,7 @@ main(void)
 
    if (!ecore_evas_init()) return 0;
 
-   setenv("ECORE_EVAS_ENGINE", "opengl_x11", 1);
+   putenv("ECORE_EVAS_ENGINE=opengl_x11");
    ecore_evas = ecore_evas_new("opengl_x11", 0, 0, WIDTH, HEIGHT, NULL);
 
    if (!ecore_evas) return 0;

src/examples/evas/evas-3d-hull.c

@@ -412,7 +412,7 @@ main(void)
    Scene_Data data;
 
    // Unless Evas 3D supports Software renderer, we force use of the gl backend.
-   setenv("ECORE_EVAS_ENGINE", "opengl_x11", 1);
+   putenv("ECORE_EVAS_ENGINE=opengl_x11");
 
    if (!ecore_evas_init()) return 0;
 

src/examples/evas/evas-3d-md2.c

@@ -75,7 +75,7 @@ int
 main(void)
 {
    // Unless Evas 3D supports Software renderer, we force use of the gl backend.
-   setenv("ECORE_EVAS_ENGINE", "opengl_x11", 1);
+   putenv("ECORE_EVAS_ENGINE=opengl_x11");
 
    if (!ecore_evas_init()) return 0;
 

src/examples/evas/evas-3d-mmap-set.c

@@ -165,7 +165,7 @@ main(void)
    Eina_File *obj_file, *ply_file, *eet_file, *md2_file;
 
    // Unless Evas 3D supports Software renderer, we force use of the gl backend.
-   setenv("ECORE_EVAS_ENGINE", "opengl_x11", 1);
+   putenv("ECORE_EVAS_ENGINE=opengl_x11");
 
    if (!ecore_evas_init()) return 0;
 

src/examples/evas/evas-3d-obj.c

@@ -143,7 +143,7 @@ main(void)
    char buffer[PATH_MAX], full_file_path[PATH_MAX + 4];
 
    // Unless Evas 3D supports Software renderer, we force use of the gl backend.
-   setenv("ECORE_EVAS_ENGINE", "opengl_x11", 1);
+   putenv("ECORE_EVAS_ENGINE=opengl_x11");
 
    if (!ecore_evas_init()) return 0;
 

src/examples/evas/evas-3d-parallax-occlusion.c

@@ -217,7 +217,7 @@ int
 main(void)
 {
    // Unless Evas 3D supports Software renderer, we force use of the gl backend.
-   setenv("ECORE_EVAS_ENGINE", "opengl_x11", 1);
+   putenv("ECORE_EVAS_ENGINE=opengl_x11");
 
    Scene_Data data;
 

src/examples/evas/evas-3d-pick.c

@@ -101,7 +101,7 @@ int
 main(void)
 {
    // Unless Evas 3D supports Software renderer, we force use of the gl backend.
-   setenv("ECORE_EVAS_ENGINE", "opengl_x11", 1);
+   putenv("ECORE_EVAS_ENGINE=opengl_x11");
 
    if (!ecore_evas_init()) return 0;
 

src/examples/evas/evas-3d-ply.c

@@ -114,7 +114,7 @@ main(void)
      }
 
    // Unless Evas 3D supports Software renderer, we force use of the gl backend.
-   setenv("ECORE_EVAS_ENGINE", "opengl_x11", 1);
+   putenv("ECORE_EVAS_ENGINE=opengl_x11");
 
    if (!ecore_evas_init()) return 0;
 

src/examples/evas/evas-3d-proxy.c

@@ -201,7 +201,7 @@ int
 main(void)
 {
    // Unless Evas 3D supports Software renderer, we force use of the gl backend.
-   setenv("ECORE_EVAS_ENGINE", "opengl_x11", 1);
+   putenv("ECORE_EVAS_ENGINE=opengl_x11");
 
    Scene_Data data;
 

src/examples/evas/evas-3d-shadows.c

@@ -626,7 +626,7 @@ main(void)
    Eina_List *nodes1 = NULL, *nodes2 = NULL;
 
    // Unless Evas 3D supports Software renderer, we force use of the gl backend.
-   setenv("ECORE_EVAS_ENGINE", "opengl_x11", 1);
+   putenv("ECORE_EVAS_ENGINE=opengl_x11");
    if (!ecore_evas_init()) return 0;
 
    ecore_evas = ecore_evas_new(NULL, 10, 10, WIDTH, HEIGHT, NULL);

src/examples/evas/evas-3d-static-lod.c

@@ -235,7 +235,7 @@ int
 main(void)
 {
    // Unless Evas 3D supports Software renderer, we force use of the gl backend.
-   setenv("ECORE_EVAS_ENGINE", "opengl_x11", 1);
+   putenv("ECORE_EVAS_ENGINE=opengl_x11");
 
    Scene_Data data;
 

src/examples/evas/evas-vg-batman.c

@@ -104,7 +104,7 @@ main(void)
 
    if (!ecore_evas_init())
      return -1;
-   //setenv("ECORE_EVAS_ENGINE", "opengl_x11", 1);
+   //putenv("ECORE_EVAS_ENGINE=opengl_x11");
    ee = ecore_evas_new(NULL, 0, 0, WIDTH, HEIGHT, NULL);
    if (!ee) return -1;
 

src/examples/evas/evas-vg-json.c

@@ -59,7 +59,7 @@ int
 main(void)
 {
    //Cairo backend is not supported.
-   setenv("ECTOR_BACKEND", "default", 1);
+   putenv("ECTOR_BACKEND=default");
 
    if (!ecore_evas_init())
      return EXIT_FAILURE;