Use the Windows system MinGW compiler curl-7.50.3+SSL, use openssl-1.0.2j and zlib-1.2.8, it contains precompiled lib and dll files

curl-7.50.3_build_dll\.dir-locals.el
.....................\.travis.yml
.....................\acinclude.m4
.....................\aclocal.m4
.....................\aclocal.m4.bak
.....................\appveyor.yml
.....................\.utom4te.cache\output.0
.....................\..............\output.1
.....................\..............\requests
.....................\..............\traces.0
.....................\..............\traces.1
.....................\buildconf
.....................\buildconf.bat
.....................\CHANGES
.....................\CHANGES.0
.....................\.Make\CMakeConfigurableFile.in
.....................\.....\CurlSymbolHiding.cmake
.....................\.....\CurlTests.c
.....................\.....\FindCARES.cmake
.....................\.....\FindGSS.cmake
.....................\.....\FindLibSSH2.cmake
.....................\.....\Macros.cmake
.....................\.....\OtherTests.cmake
.....................\.....\Platforms\WindowsCache.cmake
.....................\.....\Utilities.cmake
.....................\CMakeLists.txt
.....................\compile
.....................\config.guess
.....................\config.log
.....................\config.status
.....................\config.sub
.....................\configure
.....................\configure.ac
.....................\COPYING
.....................\CTestConfig.cmake
.....................\curl-config
.....................\curl-config.in
.....................\depcomp
.....................\.ocs\BINDINGS
.....................\....\BUGS
.....................\....\CHECKSRC.md
.....................\....\CODE_OF_CONDUCT.md
.....................\....\CODE_STYLE.md
.....................\....\CONTRIBUTE.md
.....................\....\curl-config.1
.....................\....\curl.1
.....................\....\examples\.deps\10-at-a-time.Po
.....................\....\........\.....\anyauthput.Po
.....................\....\........\.....\certinfo.Po
.....................\....\........\.....\chkspeed.Po
.....................\....\........\.....\cookie_interface.Po
.....................\....\........\.....\debug.Po
.....................\....\........\.....\externalsocket.Po
.....................\....\........\.....\fileupload.Po
.....................\....\........\.....\fopen.Po
.....................\....\........\.....\ftp-wildcard.Po
.....................\....\........\.....\ftpget.Po
.....................\....\........\.....\ftpgetinfo.Po
.....................\....\........\.....\ftpgetresp.Po
.....................\....\........\.....\ftpsget.Po
.....................\....\........\.....\ftpupload.Po
.....................\....\........\.....\getinfo.Po
.....................\....\........\.....\getinmemory.Po
.....................\....\........\.....\getredirect.Po
.....................\....\........\.....\http-post.Po
.....................\....\........\.....\http2-download.Po
.....................\....\........\.....\http2-serverpush.Po
.....................\....\........\.....\http2-upload.Po
.....................\....\........\.....\httpcustomheader.Po
.....................\....\........\.....\httpput.Po
.....................\....\........\.....\https.Po
.....................\....\........\.....\imap-append.Po
.....................\....\........\.....\imap-copy.Po
.....................\....\........\.....\imap-create.Po
.....................\....\........\.....\imap-delete.Po
.....................\....\........\.....\imap-examine.Po
.....................\....\........\.....\imap-fetch.Po
.....................\....\........\.....\imap-list.Po
.....................\....\........\.....\imap-lsub.Po
.....................\....\........\.....\imap-multi.Po
.....................\....\........\.....\imap-noop.Po
.....................\....\........\.....\imap-search.Po
.....................\....\........\.....\imap-ssl.Po
.....................\....\........\.....\imap-store.Po
.....................\....\........\.....\imap-tls.Po
.....................\....\........\.....\multi-app.Po
.....................\....\........\.....\multi-debugcallback.Po
....

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