Recommend to set ExtensionTask#no_native=true for cross build
Recommend to set ExtensionTask#no_native=true for cross build

See discussion here: https://github.com/rake-compiler/rake-compiler/pull/171

rake-compiler/rake-compiler-dock,rake-compiler/rake-compiler-dock,rake-compiler/rake-compiler-dock,rake-compiler/rake-compiler-dock,larskanis/rake-compiler-dock,larskanis/rake-compiler-dock,rake-compiler/rake-compiler-dock,larskanis/rake-compiler-dock