generate quasi-unique env.variable to detect that the script has already been loaded (Windows attempt1)
generate quasi-unique env.variable to detect that the script has already been loaded (Windows attempt1)

ctuning/ck-env,ctuning/ck-env,ctuning/ck-env,ctuning/ck-env,ctuning/ck-env,ctuning/ck-env,ctuning/ck-env,ctuning/ck-env