编译OpenJDK8:Your cygwin is too old. You are running but at least cygwin 1.7 is required

Your cygwin is too old. You are running 3.0.7(0.338/5/3), but at least cygwin 1.7 is required. Please upgrade.

大哥，会算数不。。。

common/autoconf/generated-configure.sh

搜索Your cygwin is too old。

把1.7改成汝当前版本可也。