From f9cbc4803d338dd2745157d2041a5b44c3316320 Mon Sep 17 00:00:00 2001
From: Miroslav Lichvar <mlichvar@redhat.com>
Date: Thu, 6 May 2021 15:41:52 +0200
Subject: [PATCH] sys_linux: check if execveat is defined

The syscall is missing on older systems.
---
 sys_linux.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sys_linux.c b/sys_linux.c
index 9f31710..50c0843 100644
--- a/sys_linux.c
+++ b/sys_linux.c
@@ -616,7 +616,9 @@ SYS_Linux_EnableSystemCallFilter(int level, SYS_ProcessContext context)
 
   const int denied_any[] = {
     SCMP_SYS(execve),
+#ifdef __NR_execveat
     SCMP_SYS(execveat),
+#endif
     SCMP_SYS(fork),
     SCMP_SYS(ptrace),
     SCMP_SYS(vfork),