examples/range.c: add

Closes #12671

examples/netrc.c: add

Closes #12671

examples/rtsp-options.c: add

Just a bare bones RTSP example using CURLOPT_RTSP_SESSION_ID and
CURLOPT_RTSP_REQUEST set to CURL_RTSPREQ_OPTIONS.

Closes #12452

docs/example/keepalive.c: show TCP keep-alive options

Closes #12242

docs/example/localport.c: show off CURLOPT_LOCALPORT

Closes #12230

docs/examples/interface.c: show CURLOPT_INTERFACE use

Although super simple.

Closes #12229

docs: rewrite to present tense

... instead of using future tense.

+ numerous cleanups and improvements
+ stick to "reuse" not "re-use"
+ fewer contractions

Closes #

docs: rewrite to present tense

... instead of using future tense.

+ numerous cleanups and improvements
+ stick to "reuse" not "re-use"
+ fewer contractions

Closes #11713

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example/maxconnects: set maxconnect example

Closes #11343

example/connect-to: show CURLOPT_CONNECT_TO

Closes #11340

example/opensslthreadlock: remove

This shows how to setup OpenSSL mutex callbacks, but this is not
necessary since OpenSSL 1.1.0 - meaning that no currently supported
OpenSSL version

example/opensslthreadlock: remove

This shows how to setup OpenSSL mutex callbacks, but this is not
necessary since OpenSSL 1.1.0 - meaning that no currently supported
OpenSSL version requires this anymore

Closes #11341

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example/default-scheme: set the default scheme for schemeless URLs

Closes #11338

example/hsts-preload: show one way to HSTS preload

Closes #11337

examples/http-options: show how to send "OPTIONS *"

With CURLOPT_REQUEST_TARGET.

Also add use of CURLOPT_QUICK_EXIT to show.

Closes #11333

example/ipv6: feature CURLOPT_ADDRESS_SCOPE in use

Closes #11282

examples/unixsocket.c: example using CURLOPT_UNIX_SOCKET_PATH

and alternatively CURLOPT_ABSTRACT_UNIX_SOCKET

Closes #11276

examples/websocket.c: websocket example using CONNECT_ONLY

Closes #11262

websocket-cb: example doing WebSocket download using callback

Very basic

Closes #11260

docs/examples/protofeats.c: Outputs all protocols and features

Showing off one way to get to char pointer arrays of info returned by
curl_version_info()

Closes #10991

copyright: update all copyright lines and remove year ranges

- they are mostly pointless in all major jurisdictions
- many big corporations and projects already don't use them
- save

copyright: update all copyright lines and remove year ranges

- they are mostly pointless in all major jurisdictions
- many big corporations and projects already don't use them
- saves us from pointless churn
- git keeps history for us
- the year range is kept in COPYING

checksrc is updated to allow non-year using copyright statements

Closes #10205

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examples: remove the curlgtk.c example

- it does not add a lot of value
- we do not test-build it to verify because of its dependencies
- unclear for what GTK versions it works or no

examples: remove the curlgtk.c example

- it does not add a lot of value
- we do not test-build it to verify because of its dependencies
- unclear for what GTK versions it works or not

Reported-by: odek86 on github

Fixes #10197
Closes #10198

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examples/curlx.c: remove

This example is a bit convoluted to use as an example, combined with the
special license for it makes it unsuitable.

Closes #9330

copyright: make repository REUSE compliant

Add licensing and copyright information for all files in this repository. This
either happens in the file itself as a comment header or in the

copyright: make repository REUSE compliant

Add licensing and copyright information for all files in this repository. This
either happens in the file itself as a comment header or in the file
`.reuse/dep5`.

This commit also adds a Github workflow to check pull requests and adapts
copyright.pl to the changes.

Closes #8869

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examples: remove fopen.c and rtsp.c

To simplify the license situation, as they were the only files in the
source tree using these specific BSD-3 clause licenses.

For an fopen st

examples: remove fopen.c and rtsp.c

To simplify the license situation, as they were the only files in the
source tree using these specific BSD-3 clause licenses.

For an fopen style API, we recommend instead going
https://github.com/curl/fcurl

Ref: #8869
Closes #8949

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header api: add curl_easy_header and curl_easy_nextheader

Add test 1940 to 1946 to verify.

Closes #8593

lib: remove support for CURL_DOES_CONVERSIONS

TPF was the only user and support for that was dropped.

Closes #8378