*/
#if HAVE_PCAP_H
-static pcap_t *pcap_obj = NULL;
+static pcap_t *pcap_obj;
#endif
-static ip_list_t *IgnoreList = NULL;
+static ip_list_t *IgnoreList;
#if HAVE_PCAP_H
-static void (*Callback)(const rfc1035_header_t *) = NULL;
+static void (*Callback)(const rfc1035_header_t *);
static int query_count_intvl = 0;
static int query_count_total = 0;