gitsubmodules: align html and nroff lists

diff --git a/column.h b/column.h
index 0a61917fa75484622e39ef54bfbc7d8a43b059ed..2567a5cf4dff99bcaf0e507168e1d4cbaba05bce 100644 (file)
--- a/column.h
+++ b/column.h
@@ -36,6 +36,7 @@ static inline int column_active(unsigned int colopts)
        return (colopts & COL_ENABLE_MASK) == COL_ENABLED;
 }
 
+struct string_list;
 extern void print_columns(const struct string_list *list, unsigned int colopts,
                          const struct column_options *opts);