module RbSys
module RbSys::Mkmf
class RbSys::CargoBuilder
class RbSys::CargoBuilder::DylibNotFoundError
class RbSys::CargoBuilder::LinkFlagConverter
class RbSys::Error
rb_sys
0.9.16
# mingw_target?
def mingw_target? makefile_config("target_os").include?("mingw") end