If used as the **first** parameter on the command line, the *curlrc* config
file is not read or used. See the --config for details on the default config
file search path.
-
-Prior to 7.50.0 curl supported the short option name *q* but not the long
-option name *disable*.
This option can take an argument in @filename style, which then adds a header
for each line in the input file. Using @- makes curl read the header file from
-stdin. Added in 7.55.0.
+stdin. (Added in 7.55.0)
Please note that most anti-spam utilities check the presence and value of
several MIME mail headers: these are `From:`, `To:`, `Date:` and `Subject:`
more... With non-HTTP protocols, the "headers" are other server communication.
To view the request headers, consider the --verbose option.
-
-Prior to 7.75.0 curl did not print the headers if --fail was used in
-combination with this option and there was error reported by server.
PEM/DER support:
OpenSSL and GnuTLS (added in 7.39.0), wolfSSL (added in 7.43.0), mbedTLS
-(added in 7.47.0), Secure Transport macOS 10.7+/iOS 10+ (7.54.1), Schannel
-(7.58.1)
+(added in 7.47.0), Secure Transport macOS 10.7+/iOS 10+ (added in 7.54.1),
+Schannel (added in 7.58.1)
sha256 support:
OpenSSL, GnuTLS and wolfSSL (added in 7.44.0), mbedTLS (added in 7.47.0),
-Secure Transport macOS 10.7+/iOS 10+ (7.54.1), Schannel (7.58.1)
+Secure Transport macOS 10.7+/iOS 10+ (added in 7.54.1), Schannel
+(added in 7.58.1)
Other SSL backends not supported.
To redirect connects from a specific hostname or any hostname, independently
of port number, consider the --connect-to option.
-Support for providing the IP address within [brackets] was added in 7.57.0.
-
-Support for providing multiple IP addresses per entry was added in 7.59.0.
-
Support for resolving with wildcard was added in 7.64.0.
Support for the '+' prefix was added in 7.75.0.