emacs_gnutls_read (struct Lisp_Process *proc, char *buf, ptrdiff_t nbyte);
extern int emacs_gnutls_record_check_pending (gnutls_session_t state);
emacs_gnutls_read (struct Lisp_Process *proc, char *buf, ptrdiff_t nbyte);
extern int emacs_gnutls_record_check_pending (gnutls_session_t state);