text: mark text_bytes_alloc0 argument as const

1 files changed, 1 insertions, 1 deletions

diff --git a/text.h b/text.h
index 51d92c4..f63e73e 100644
--- a/text.h
+++ b/text.h
@@ -243,7 +243,7 @@ size_t text_bytes_get(const Text*, size_t pos, size_t len, char *buf);
  * .. warning:: The returned pointer must be freed by the caller.
  * @endrst
  */
-char *text_bytes_alloc0(Text*, size_t pos, size_t len);
+char *text_bytes_alloc0(const Text*, size_t pos, size_t len);
 /**
  * @}
  * @defgroup iterator