Relocate hppa from ports to libc.

sysdeps/unix/sysv/linux/hppa/kernel-features.h

@@ -0,0 +1,44 @@
+/* Set flags signalling availability of kernel features based on given
+   kernel version number.
+   Copyright (C) 2006-2014 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <http://www.gnu.org/licenses/>.  */
+
+
+/* There are an infinite number of PA-RISC kernel versions numbered
+   2.4.0.  But they've not really been released as such.  We require
+   and expect the final version here.  */
+#define __ASSUME_32BITUIDS		1
+#define __ASSUME_TRUNCATE64_SYSCALL	1
+#define __ASSUME_IPC64			1
+#define __ASSUME_ST_INO_64_BIT		1
+#define __ASSUME_GETDENTS64_SYSCALL	1
+
+/* PA-RISC 2.6.9 kernels had the first LWS CAS support */
+#define __ASSUME_LWS_CAS		1
+
+/* Support for the accept4 and recvmmsg syscalls was added in 2.6.34.  */
+#if __LINUX_KERNEL_VERSION >= 0x020622
+# define __ASSUME_ACCEPT4_SYSCALL	1
+# define __ASSUME_RECVMMSG_SYSCALL	1
+#endif
+
+/* Support for the sendmmsg syscall was added in 3.1.  */
+#if __LINUX_KERNEL_VERSION >= 0x030100
+# define __ASSUME_SENDMMSG_SYSCALL	1
+#endif
+
+#include_next <kernel-features.h>