avconv/avprobe: Add missing 'void' to exit_program() definition

1 files changed, 1 insertions, 1 deletions

diff --git a/avprobe.c b/avprobe.c
index 8bc2a21459..c9bcee27e9 100644
--- a/avprobe.c
+++ b/avprobe.c
@@ -59,7 +59,7 @@ static const char unit_hertz_str[]          = "Hz"   ;
 static const char unit_byte_str[]           = "byte" ;
 static const char unit_bit_per_second_str[] = "bit/s";
 
-static void exit_program()
+static void exit_program(void)
 {
     av_dict_free(&fmt_entries_to_show);
 }