merge revision(s) 49576: [Backport #12288]
* ext/openssl/extconf.rb: check RAND_edg to support libressl. * ext/openssl/ossl_rand.c (ossl_rand_egd): define only if RAND_edg is available. [Fix GH-829]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@54688 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 49576: [Backport #12288]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@54688 b2dd03c8-39d4-4d8f-98ff-823fe69b080e