legacy profiles explicitly refer to the kernel supported.
# >=glibc-2.20 requires >=linux-2.6.32.
+# https://lwn.net/Articles/611162
>=sys-libs/glibc-2.20
# >=python-3.4 assumes F_DUPFD_CLOEXEC of fcntl,
# which requires >=linux-2.6.24.
# python-3.3 seems to be unconditionally using utimensat.
->=dev-lang/python-3
\ No newline at end of file
+>=dev-lang/python-3
# >=glibc-2.20 requires >=linux-2.6.32.
+# https://lwn.net/Articles/611162
<sys-libs/glibc-2.20
# and when python-2.7 goes end-of-life on 2020-01-01.
# https://docs.python.org/devguide/#status-of-python-branches
ac_cv_func_getentropy=no
+# Reconsider the stability of Prefix in 2019.
+ACCEPT_KEYWORDS="~${ARCH}"
..
-../../../../features/prefix/standalone/legacy
+../../../../features/prefix/standalone/beyond-kernel-2.6.16
..
-../../../../features/prefix/standalone/legacy
+../../../../features/prefix/standalone/beyond-kernel-2.6.16