merge revision(s) 39779: [Backport #8080]
Makefile.sub: fix mswin build * win32/Makefile.sub (config.h): fix mswin build, also VC has time.h
and struct timeval.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@39849 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 39779: [Backport #8080]
and struct timeval.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@39849 b2dd03c8-39d4-4d8f-98ff-823fe69b080e