Fix compiler warning.

modules/mux/mpeg/ts.c

@@ -2227,15 +2227,20 @@ static void GetPMT( sout_mux_t *p_mux, sout_buffer_chain_t *c )
 {
     sout_mux_sys_t  *p_sys = p_mux->p_sys;
     block_t   *p_pmt[MAX_PMT];
+    dvbpsi_pmt_es_t     *p_es;
+    dvbpsi_psi_section_t *p_section[MAX_PMT];
+
+#ifdef HAVE_DVBPSI_SDT
     block_t   *p_sdt;
 
     dvbpsi_sdt_t        sdt;
-    dvbpsi_pmt_es_t     *p_es;
-    dvbpsi_psi_section_t *p_section[MAX_PMT], *p_section2;
+    dvbpsi_psi_section *p_section2;
     dvbpsi_sdt_service_t *p_service;
+
     char            *psz_sdt_desc;
-    int             i_pidinput;
+#endif
 
+    int             i_pidinput;
     int             i_stream;
     int             i;
     int             *p_usepid = NULL;