ATSC ETT Table: fix compilation

Include config.h as first include file. It comes with some defines needed
for compilation.

configure.ac

@@ -40,7 +40,7 @@ AC_ARG_ENABLE(debug,
 esac],[debug=false])
 if test "$debug" = "true"
 then
-  CFLAGS_dist="${CFLAGS_dist} -g -ggdb3"
+  CFLAGS_dist="${CFLAGS_dist} -ggdb3"
 fi
 
 dnl --enable-release

src/tables/atsc_ett.c

@@ -20,6 +20,9 @@ atsc_ett.c
 Decode PSIP Extended Text Table.
 
 */
+
+#include "config.h"
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdbool.h>