nobu	2018-03-02 13:36:14 +0900 (Fri, 02 Mar 2018)

  New Revision: 62628

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=62628

  Log:
    search winsock libraries explicitly

  Modified files:
    trunk/ext/openssl/extconf.rb
    trunk/ext/socket/extconf.rb
Index: ext/openssl/extconf.rb
===================================================================
--- ext/openssl/extconf.rb	(revision 62627)
+++ ext/openssl/extconf.rb	(revision 62628)
@@ -40,6 +40,7 @@ result = pkg_config("openssl") && have_h https://github.com/ruby/ruby/blob/trunk/ext/openssl/extconf.rb#L40
 def find_openssl_library
   if $mswin || $mingw
     # required for static OpenSSL libraries
+    have_library("ws2_32")
     have_library("gdi32") # OpenSSL <= 1.0.2 (for RAND_screen())
     have_library("crypt32")
   end
Index: ext/socket/extconf.rb
===================================================================
--- ext/socket/extconf.rb	(revision 62627)
+++ ext/socket/extconf.rb	(revision 62628)
@@ -433,6 +433,7 @@ end https://github.com/ruby/ruby/blob/trunk/ext/socket/extconf.rb#L433
 case RUBY_PLATFORM
 when /mswin(32|64)|mingw/
   test_func = "WSACleanup"
+  have_library("iphlpapi")
   have_library("ws2_32", "WSACleanup", headers)
 when /cygwin/
   test_func = "socket(0,0,0)"

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