jarib/childprocess — comment on commit 701f486a816992a43739ac0244f487e796c0ec99
File:  line 0
By zszugyi:

This will break on JRuby 1.6.6 and earlier on 64-bit Windows, because intptr_t was added for x86_64-windows after jruby 1.6.6 was released (see https://github.com/jruby/jruby/commits/master/lib/ruby/shared/ffi/platform/x86_64-windows/types.conf)