curl 和 libcurl 7.41.0 发布
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curl 和 libcurl 7.41.0 发布，此版本现已提供下载，更新内容如下：
改进：
NetWare build: added TLS-SRP enabled build
winbuild: Added option to build with c-ares
Added --cert-status
Added CURLOPT_SSL_VERIFYSTATUS
sasl: implement EXTERNAL authentication mechanism
Bug 修复：
sasl_gssapi: Fixed build on NetBSD with built-in GSS-API
FTP: fix IPv6 host using link-local address
FTP: if EPSV fails on IPV6 connections, bail out
gssapi: Remove need for duplicated GSS_C_NT_HOSTBASED_SERVICE definitions
NSS: fix compiler error when built http2-enabled
mingw build: allow to pass custom CFLAGS
add -m64 CFLAGS when targeting mingw64, add -m32/-m64 to LDFLAGS
curl_schannel.c: mark session as removed from cache if not freed
Curl_pretransfer: reset expected transfer sizes
curl.h: remove extra space
curl_endian: Fixed build when 64-bit integers are not supported
checksrc.bat: Better detection of Perl installation
build-openssl.bat: Added check for Perl installation
http_negotiate: Return CURLcode in Curl_input_negotiate() instead of int
http_negotiate: Added empty decoded challenge message info text
vtls: Removed unimplemented overrides of curlssl_close_all()
sasl_gssapi: Fixed memory leak with local SPN variable
http_negotiate: Use dynamic buffer for SPN generation
ldap: Renamed the CURL_LDAP_WIN definition to USE_WIN32_LDAP
openssl: do public key pinning check independently
timeval: typecast for better type (on Amiga)
ipv6: enclose AF_INET6 uses with proper #ifdefs for ipv6
SASL: common URL option and auth capabilities decoders for all protocols
BoringSSL: fix build
BoringSSL: detected by configure, switches off NTLM
openvms: Handle openssl/0.8.9zb version parsing
configure: detect libresssl
configure: remove detection of the old yassl emulation API
curl_setup: Disable SMB/CIFS support when HTTP only
imap: remove automatic password setting: it breaks external sasl authentication
sasl: remove XOAUTH2 from default enabled authentication mechanism
runtests: identify BoringSSL and libressl
security: avoid compiler warning
ldap: build with BoringSSL
des: Added Curl_des_set_odd_parity()
CURLOPT_SEEKFUNCTION.3: also when server closes a connection
CURLOPT_HTTP_VERSION.3: CURL_HTTP_VERSION_2_0 added in 7.33.0
build: Removed unused Visual Studio bscmake settings
build: Enabled DEBUGBUILD in Visual Studio debug builds
build: Renamed top level Visual Studio solution files
build: Removed Visual Studio SuppressStartupBanner directive for VC8+
libcurl-symbols: first basic shot for autogenerated docs
Makefile.am: fix 'make distcheck'
getpass_r: read from stdin, not stdout!
getpass: protect include with proper #ifdef
opts: CURLOPT_CAINFO availability depends on SSL engine
more cleanup of 'CURLcode result' return code
MD4: replace implementation
MD5: replace implementation
openssl: SSL_SESSION->ssl_version no longer exist
md5: use axTLS's own MD5 functions when available
schannel: Removed curl_ prefix from source files
curl.1: add warning when using -H and redirects
curl.1: clarify that -X is used for all requests
gskit: Fix exclusive SSLv3 option
polarssl: Fix exclusive SSL protocol version options
http2: Fix bug that associated stream canceled on PUSH_PROMISE
ftp: accept all 2xx responses to the PORT command
configure: allow both --with-ca-bundle and --with-ca-path
cmake: install the dll file to the correct directory
nss: fix NPN/ALPN protocol negotiation
polarssl: fix ALPN protocol negotiation
cmake: Fix generation of tool_hugehelp.c on windows
cmake: fix winsock2 detection on windows
gnutls: fix build with HTTP2
connect: fix a spurious connect failure on dual-stacked hosts
test: test 530 is now less timing dependent
telnet: invalid use of custom read function if not set
完整更新内容请看更新日志。
curl是一款著名的字符界面下的下载工具，支持HTTP、HTTPS、FTP、FTPS、DICT、TELNET、LDAP、FILE,和GOPHER。此外还具有cookies支持、断点续传、FTP上传、密码支持、SSL支持和代理支持等特性。curl同时还提供了一套libcurl的库，开发者可以基于这个库开发其他下载工具。