tclcurl(3) on Linux
The text c8976b18a6f3, as Debian 12 (Bookworm), Debian 11 (Bullseye), Debian 10 (Buster), Debian 9 (Stretch) shipped it.
get a URL with FTP, FTPS, HTTP, HTTPS, SCP, SFTP, TFTP, TELNET, DICT, FILE, LDAP, LDAPS, IMAP, IMAPS, POP, POP3, SMTP, SMTPS and gopher syntax.
Flags it lists
-
-addressscope -
-append -
-autoreferer -
-bodyvar -
-buffersize -
-cainfo -
-canceltransvar -
-capath -
-certinfo -
-chunkbgnproc -
-chunkbgnvar -
-chunkendproc -
-command -
-connecttimeout -
-connecttimeoutms -
-cookie -
-cookiefile -
-cookiejar -
-cookielist -
-cookiesession -
-crlf -
-crlfile -
-customrequest -
-debugproc -
-dirlistonly -
-dnscachetimeout -
-dnsuseglobalcache -
-egdsocket -
-encoding -
-errorbuffer -
-failonerror -
-file -
-filetime -
-fnmatchProc -
-followlocation -
-ftpaccount -
-ftpalternativetouser -
-ftpcreatemissingdirs -
-ftpfilemethod -
-ftpport -
-ftpresponsetimeout -
-ftpskippasvip -
-ftpsslauth -
-ftpsslccc -
-ftpuseepvs -
-ftpusepret -
-gssapidelegation -
-header -
-headervar -
-http200aliases -
-httpauth -
-httpcontentdecoding -
-httpget -
-httpheader -
-httppost -
-httpproxytunnel -
-httptransferencoding -
-httpversion -
-ignorecontentlength -
-infile -
-infilesize -
-interface -
-ipresolve -
-issuercert -
-keypasswd -
-krblevel -
-localport -
-localportrange -
-lowspeedlimit -
-lowspeedtime -
-mailfrom -
-mailrcpt -
-maxconnects -
-maxfilesize -
-maxrecvspeed -
-maxredirs -
-maxsendspeed -
-netrc -
-netrcfile -
-newdirectoryperms -
-newfileperms -
-nobody -
-noprogress -
-noproxy -
-nosignal -
-password -
-port -
-post -
-post301 -
-postfields -
-postfieldsize -
-postquote -
-prequote -
-privatekeyfile -
-progressproc -
-protocols -
-proxy -
-proxyauth -
-proxypassword -
-proxyport -
-proxytransfermode -
-proxytype -
-proxyusername -
-proxyuserpwd -
-publickeyfile -
-put -
-quote -
-randomfile -
-range -
-readproc -
-redirprotocols -
-referer -
-resolve -
-resumefrom -
-share -
-socks5gssapinec -
-socks5gssapiservice -
-sshauthtypes -
-sshhostpublickeymd5 -
-sshkeyproc -
-sshknownhosts -
-sslcert -
-sslcerttype -
-sslcypherlist -
-sslengine -
-sslenginedefault -
-sslkey -
-sslkeytype -
-sslsessionidcache -
-sslverifyhost -
-sslverifypeer -
-sslversion -
-stderr -
-tcpnodelay -
-telnetoptions -
-timecondition -
-timeout -
-timeoutms -
-timevalue -
-tlsauthpassword -
-tlsauthtype -
-tlsauthusername -
-transferencoding -
-transfertext -
-unrestrictedauth -
-upload -
-url -
-useragent -
-username -
-userpwd -
-usessl -
-verbose -
-wildcard -
-writeheader -
-writeproc