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-rw-r--r--statistics.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/statistics.h b/statistics.h
index d2709ee93..95f2957e8 100644
--- a/statistics.h
+++ b/statistics.h
@@ -31,3 +31,4 @@ extern char *get_time_string(int seconds, int maxdays);
extern char *get_minutes(int seconds);
extern void process_all_dives(struct dive *dive, struct dive **prev_dive);
extern void get_selected_dives_text(char *buffer, int size);
+extern volume_t get_gas_used(struct dive *dive);