curl -#:sample

curl -0:sample

curl -3:sample

curl -6:sample

curl --anyauth:sample

curl -b:sample

curl --basic:sample

curl --capath:sample

curl --cert-type:sample

curl --compressed:sample

curl --connect-timeout:sample

curl --create-dirs:sample

curl --crlfile:sample

curl --data-ascii:sample

curl --data-urlencode:sample

curl --digest:sample

curl --disable-epsv:sample

curl --egd-file:sample

curl -f:sample

curl --form-string:sample

curl --ftp-alternative-to-user:sample

curl --ftp-method:sample

curl --ftp-pret:sample

curl --ftp-ssl-ccc-mode:sample

curl -G:sample

curl -H:sample

curl -h:sample

curl -i:sample

curl --interface:sample

curl -J:sample

curl --keepalive-time:sample

curl --key-type:sample

curl -l:sample

curl -L:sample

curl --libcurl:sample

curl -M:sample

curl -m:sample

curl --mail-rcpt:sample

curl --max-filesize:sample

curl -N:sample

curl --negotiate:sample

curl --netrc-optional:sample

curl --no-sessionid:sample

curl --ntlm:sample

curl -P:sample

curl --pass:sample

curl --post302:sample

curl --proto-redir:sample

curl --proxy1.0:sample

curl --proxy-anyauth:sample

curl --proxy-digest:sample

curl --proxy-ntlm:sample

curl --pubkey:sample

curl -q:sample

curl --random-file:sample

curl --raw:sample

curl --remote-name-all:sample

curl --retry:sample

curl --retry-max-time:sample

curl -s:sample

curl --socks4a:sample

curl --socks5-gssapi-nec:sample

curl --socks5-hostname:sample

curl --ssl-reqd:sample

curl --stderr:sample

curl -t:sample

curl --tlspassword:sample

curl --tlsv1.0:sample

curl --tlsv1.2:sample

curl --trace-ascii:sample

curl --tr-encoding:sample

curl -u:sample

curl --unix-socket:sample

curl --url:sample

curl -v:sample

curl -w:sample

curl -X:sample

curl -y:sample

curl -z:sample