ruby on rails - ERROR: Error installing puma: ERROR: Failed to build gem native extension -

i know there several related posts, have tried several solutions.

i have reviewed , tried soulutions from:

cannot install puma gem on ruby on rails, puma issues 202 on github, puma issues 424 on github, , hicknhack-software/rails-disco/wiki/installing-puma-on-windows , few other sources, cannot post full links because have no rep.

i aware of need download openssl , reference in gem install command. have downloaded , tried various versions of openssl, last 1 used 1040064 openssl-1.0.2a-i386-win32.zip http://indy.fulgan.com/ssl/

i running:
version of ruby = ruby 2.0.0p598 (2014-11-13) [i386-mingw32]
version of rails = 4.1.8
windows 7, 64 bit

full error:

jon@jon-pc /c/with_forked_on_4_8 (master) $ gem install puma -- --with-opt-dir=c:\openssl temporarily enhancing path include devkit... building native extensions with: '--with-opt-dir=c:openssl' take while... error:  error installing puma:         error: failed build gem native extension.      c:/railsinstaller/ruby2.0.0/bin/ruby.exe extconf.rb --with-opt-dir=c:openssl  checking bio_read() in -lcrypto... no checking bio_read() in -llibeay32... no *** extconf.rb failed *** not create makefile due reason, lack of necessary libraries and/or headers.  check mkmf.log file more details.  may need configuration options.  provided configuration options:         --with-opt-dir         --with-opt-include         --without-opt-include=${opt-dir}/include         --with-opt-lib         --without-opt-lib=${opt-dir}/lib         --with-make-prog         --without-make-prog         --srcdir=.         --curdir         --ruby=c:/railsinstaller/ruby2.0.0/bin/ruby         --with-puma_http11-dir         --without-puma_http11-dir         --with-puma_http11-include         --without-puma_http11-include=${puma_http11-dir}/include         --with-puma_http11-lib         --without-puma_http11-lib=${puma_http11-dir}/         --with-cryptolib         --without-cryptolib         --with-libeay32lib         --without-libeay32lib   gem files remain installed in    c:/railsinstaller/ruby2.0.0/lib/ruby/gems/2.0 .0/gems/puma-2.11.1 inspection. results logged c:/railsinstaller/ruby2.0.0/lib/ruby/gems/2.0.0/gems/puma-2.11 .1/ext/puma_http11/gem_make.out