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-rw-r--r--core/dive.h5
1 files changed, 2 insertions, 3 deletions
diff --git a/core/dive.h b/core/dive.h
index 45b35190e..1338cb72a 100644
--- a/core/dive.h
+++ b/core/dive.h
@@ -749,9 +749,8 @@ struct ws_info_t {
extern struct ws_info_t ws_info[MAX_WS_INFO];
extern bool cylinder_nodata(const cylinder_t *cyl);
-extern bool cylinder_none(void *_data);
-extern bool weightsystem_none(void *_data);
-extern bool no_weightsystems(weightsystem_t *ws);
+extern bool cylinder_none(const cylinder_t *cyl);
+extern bool weightsystem_none(const weightsystem_t *ws);
extern void remove_cylinder(struct dive *dive, int idx);
extern void remove_weightsystem(struct dive *dive, int idx);
extern void reset_cylinders(struct dive *dive, bool track_gas);