[patch] a small cleanup

[wolfgang at rohdewald.de (Wolfgang Rohdewald)]

it seems signal.h is not really needed by osd.c


--- original/vdr-1.3.25/osd.c   2005-05-14 13:16:30.000000000 +0200
+++ src/osd.c   2005-06-07 08:52:11.000000000 +0200
@@ -9,7 +9,6 @@

 #include "osd.h"
 #include <math.h>
-#include <signal.h>
 #include <stdlib.h>
 #include <sys/ioctl.h>
 #include <sys/stat.h>

-- 
Wolfgang