Julien Chaffraix removed an old obsolete typedef

                            curlsocktype purpose,

                            struct curl_sockaddr *address);

#ifndef CURL_NO_OLDIES

  /* not used since 7.10.8, will be removed in a future release */

typedef int (*curl_passwd_callback)(void *clientp,

                                    const char *prompt,

                                    char *buffer,

                                    int buflen);

#endif

typedef enum {

  CURLIOE_OK,            /* I/O operation successful */

  CURLIOE_UNKNOWNCMD,    /* command was unknown to callback */