include/ruby/win32.h: check definition existance before defining errno macros.
win32/win32.c (errmap): define winsock errors mappings. these are VC++10 support. see [ruby-core:29278]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27236 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
include/ruby/win32.h: check definition existance before defining
errno macros.
win32/win32.c (errmap): define winsock errors mappings.
these are VC++10 support. see [ruby-core:29278]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27236 b2dd03c8-39d4-4d8f-98ff-823fe69b080e