Update to v4.17.3 kernel headers.
Test: Builds, boots on a walleye.
Change-Id: I389d8b61ec00ea309e38d1b1a2e0dace48c21edb
diff --git a/libc/kernel/uapi/linux/seccomp.h b/libc/kernel/uapi/linux/seccomp.h
index 1fd53fc..fe63789 100644
--- a/libc/kernel/uapi/linux/seccomp.h
+++ b/libc/kernel/uapi/linux/seccomp.h
@@ -26,8 +26,9 @@
#define SECCOMP_SET_MODE_STRICT 0
#define SECCOMP_SET_MODE_FILTER 1
#define SECCOMP_GET_ACTION_AVAIL 2
-#define SECCOMP_FILTER_FLAG_TSYNC 1
-#define SECCOMP_FILTER_FLAG_LOG 2
+#define SECCOMP_FILTER_FLAG_TSYNC (1UL << 0)
+#define SECCOMP_FILTER_FLAG_LOG (1UL << 1)
+#define SECCOMP_FILTER_FLAG_SPEC_ALLOW (1UL << 2)
#define SECCOMP_RET_KILL_PROCESS 0x80000000U
#define SECCOMP_RET_KILL_THREAD 0x00000000U
#define SECCOMP_RET_KILL SECCOMP_RET_KILL_THREAD