Linux Sandbox: get everything to compile on Android.

sandbox/linux/seccomp-bpf/sandbox_bpf.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef SANDBOX_LINUX_SECCOMP_BPF_SANDBOX_BPF_H__
 #define SANDBOX_LINUX_SECCOMP_BPF_SANDBOX_BPF_H__
 
 #include <endian.h>
 #include <errno.h>
 #include <fcntl.h>
@@ skipping 67 matching lines @@
 #define AUDIT_ARCH_ARM    (EM_ARM|__AUDIT_ARCH_LE)
 #endif
 #ifndef AUDIT_ARCH_I386
 #define AUDIT_ARCH_I386   (EM_386|__AUDIT_ARCH_LE)
 #endif
 #ifndef AUDIT_ARCH_X86_64
 #define AUDIT_ARCH_X86_64 (EM_X86_64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
 #endif
 
 // For prctl.h
+#ifndef PR_SET_SECCOMP
+#define PR_SET_SECCOMP               22
+#define PR_GET_SECCOMP               21
+#endif
 #ifndef PR_SET_NO_NEW_PRIVS
 #define PR_SET_NO_NEW_PRIVS          38
 #define PR_GET_NO_NEW_PRIVS          39
 #endif
 #ifndef IPC_64
 #define IPC_64                   0x0100
 #endif
 
 // In order to build will older tool chains, we currently have to avoid
 // including <linux/seccomp.h>. Until that can be fixed (if ever). Rely on
@@ skipping 379 matching lines @@
   static size_t        trap_array_size_;
   static bool          has_unsafe_traps_;
   static Conds         conds_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(Sandbox);
 };
 
 }  // namespace
 
 #endif  // SANDBOX_LINUX_SECCOMP_BPF_SANDBOX_BPF_H__