/* Add module environment functions newly added in Emacs 30 here.
     Before Emacs 30 is released, remove this comment and start
     module-env-31.h on the master branch.  */

  /* Copy the content of the Lisp string VALUE to BUFFER as an utf8
     null-terminated string.

     SIZE must point to the total size of the buffer.  If BUFFER is
     NULL or if SIZE is not big enough, write the required buffer size
     to SIZE and return true.

     Note that SIZE must include the last null byte (e.g. "abc" needs
     a buffer of size 4).

     Return true if the string was successfully copied.  */

  bool (*copy_unibyte_string_contents) (emacs_env *env,
					emacs_value value,
					char *buf,
					ptrdiff_t *len)
    EMACS_ATTRIBUTE_NONNULL(1, 4);