Commands to run before ftp or sftp transfer
CURLcode curl_easy_setopt(CURL *handle, CURLOPT_PREQUOTE, char *cmds);
Pass a pointer to a linked list of FTP or SFTP commands to pass to the server after the transfer type is set. The linked list should be a fully valid list of struct curl_slist structs properly filled in as described for CURLOPT_QUOTE(3). Disable this operation again by setting a NULL to this option.
FTP and SFTP
Along with the protocol support
Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.