ASDF3: How to globally disable output translations on Windows

[73budden .]

Hi!
  This works for me with asdf 3.1.6

  https://en.wikibooks.org/wiki/Common_Lisp/External_libraries/ASDF/Budden%27s_infrequently_asked_questions#How_do_I_make_portable_lisp_program_with_it.27s_own_fasl_cache_in_a_given_directory.3F