HAVE_ACL_EXTENDED_FILE  128 maint/gnulib/lib/acl-internal.h #  if !defined HAVE_ACL_EXTENDED_FILE || defined __CYGWIN__
HAVE_ACL_EXTENDED_FILE   80 maint/gnulib/lib/file-has-acl.c       if (HAVE_ACL_EXTENDED_FILE) /* Linux */