HAVE_ACL_FIRST_ENTRY   54 maint/gnulib/lib/acl-internal.c #  if HAVE_ACL_FIRST_ENTRY /* Linux, FreeBSD, Cygwin >= 2.5 */
HAVE_ACL_FIRST_ENTRY   37 maint/gnulib/lib/acl_entries.c #if HAVE_ACL_FIRST_ENTRY /* Linux, FreeBSD, Mac OS X, Cygwin >= 2.5 */