add list prepend

1 files changed, 1 insertions, 0 deletions

diff --git a/lichen.h b/lichen.h
index a607d24..4bcd608 100644
--- a/lichen.h
+++ b/lichen.h
@@ -50,6 +50,7 @@ struct li_ll_t * li_alloc_ll();
 // free a linked list
 void li_free_ll(struct li_ll_t *list, void (*free_data)(void*));
 void li_ll_append(struct li_ll_t *list, void *data);
+void li_ll_prepend(struct li_ll_t *list, void *data);
 struct li_ll_t * li_copy_list(struct li_ll_t *list);