documented CURLOPT_FTP_USE_EPRT

docs/libcurl/curl_easy_setopt.3

@@ -575,6 +575,13 @@ and symbolic links.
 A non-zero parameter tells the library to append to the remote file instead of
 overwrite it. This is only useful when uploading to a ftp site.
 .TP
+.B CURLOPT_FTP_USE_EPRT
+Pass a long. If the value is non-zero, it tells curl to use the EPRT (and
+LPRT) command when doing active FTP downloads (which is enabled by
+CURLOPT_FTPPORT). Using EPRT means that it will first attempt to use EPRT and
+then LPRT before using PORT, but if you pass FALSE (zero) to this option, it
+will not try using EPRT or LPRT, only plain PORT. (Added in 7.10.5)
+.TP
 .B CURLOPT_FTP_USE_EPSV
 Pass a long. If the value is non-zero, it tells curl to use the EPSV command
 when doing passive FTP downloads (which it always does by default). Using EPSV