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-rw-r--r--core/subsurface-time.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/core/subsurface-time.h b/core/subsurface-time.h
index 38d6c10de..ce2821d07 100644
--- a/core/subsurface-time.h
+++ b/core/subsurface-time.h
@@ -11,6 +11,8 @@ extern "C" {
extern timestamp_t utc_mktime(struct tm *tm);
extern void utc_mkdate(timestamp_t, struct tm *tm);
+extern int utc_year(timestamp_t timestamp);
+extern int utc_weekday(timestamp_t timestamp);
#ifdef __cplusplus
}