Always call _exit() at end to avoid buggy exit handlers

Removes the KDE scheduler hack.
(cherry picked from commit 725cf4eb04ab02491301a83d8ce6a5c3f5d80794)

Conflicts:

	bin/vlc.c

bin/override.c

@@ -292,16 +292,6 @@ int (*XSetIOErrorHandler (int (*handler) (Display *))) (Display *)
 }
 #endif
 
-/*** Buggy shared objects ***/
-#include <string.h>
-
-void *dlopen (const char *path, int flag)
-{
-    if (path && strstr (path, "/gui_platform/libkde.so"))
-        return NULL; /* Oh no, not that one! */
-    return CALL(dlopen, path, flag);
-}
-
 #else
 void vlc_enable_override (void)
 {

bin/vlc.c

@@ -200,5 +200,8 @@ int main( int i_argc, const char *ppsz_argv[] )
     for (int i = 1; i < argc; i++)
         LocaleFree (argv[i]);
 
-    return 0;
+    /* Do not run exit handlers. Some of them are buggy (e.g. KDE IO scheduler)
+     * and crash. Also some will crash because their library may be already
+     * unloaded (dlclose()). */
+    _exit (0);
 }