extern Lisp_Object run_pre_post_conversion_on_str P_ ((Lisp_Object,
struct coding_system *,
int));
+extern void run_pre_write_conversin_on_c_str P_ ((unsigned char **, int *,
+ int, int,
+ struct coding_system *));
+
extern int decoding_buffer_size P_ ((struct coding_system *, int));
extern int encoding_buffer_size P_ ((struct coding_system *, int));
extern void detect_coding P_ ((struct coding_system *, const unsigned char *,