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-rw-r--r--src/metrics.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/metrics.h b/src/metrics.h
index d0b444f..3c79129 100644
--- a/src/metrics.h
+++ b/src/metrics.h
@@ -26,6 +26,7 @@ extern prom_counter_t *keepalive_count;
extern prom_counter_t *requestsProcessed;
extern prom_counter_t *lookup_count;
+extern prom_counter_t *outbox_overflow;
extern prom_gauge_t *routing_table_occupied;