Make this_year static to cmdutils.c

Signed-off-by: Mans Rullgard <mans@mansr.com>

cmdutils.c

@@ -55,7 +55,7 @@ AVCodecContext *avcodec_opts[AVMEDIA_TYPE_NB];
 AVFormatContext *avformat_opts;
 struct SwsContext *sws_opts;
 
-const int this_year = 2011;
+static const int this_year = 2011;
 
 void init_opts(void)
 {

cmdutils.h

@@ -37,8 +37,6 @@ extern const char program_name[];
  */
 extern const int program_birth_year;
 
-extern const int this_year;
-
 extern const char **opt_names;
 extern AVCodecContext *avcodec_opts[AVMEDIA_TYPE_NB];
 extern AVFormatContext *avformat_opts;