diff --git a/src/fieldset.c b/src/fieldset.c
index 7c0de51..327afe1 100644
--- a/src/fieldset.c
+++ b/src/fieldset.c
@@ -15,6 +15,11 @@ int fs_split_string(int *len, char**results)
 	return 0;
 }
 
+void combine_definitions()
+{
+
+}
+
 fieldset_t *fs_new_fieldset(void)
 {
 	fieldset_t *f = malloc(sizeof(fieldset_t));
diff --git a/src/state.c b/src/state.c
index a1caa8a..9b8a583 100644
--- a/src/state.c
+++ b/src/state.c
@@ -38,6 +38,9 @@ struct state_conf zconf = {
 	.gw_mac_set = 0,
 	.source_ip_first = NULL,
 	.source_ip_last = NULL,
+	.raw_output_fields = NULL,
+	.output_fields = NULL,
+	.output_fields_len = 0,
 	.dryrun = 0,
 	.quiet = 0,
 	.summary = 0,
diff --git a/src/state.h b/src/state.h
index f1c967e..7730b99 100644
--- a/src/state.h
+++ b/src/state.h
@@ -71,6 +71,9 @@ struct state_conf {
 	char *output_filename;
 	char *blacklist_filename;
 	char *whitelist_filename;
+	char *raw_output_fields;
+	char **output_fields;
+	int output_fields_len;
 	int dryrun;
 	int summary;
 	int quiet;