--- sandbox/features.gni.orig	2017-04-19 19:06:37 UTC
+++ sandbox/features.gni
@@ -11,6 +11,6 @@ import("//build/config/nacl/config.gni")
 use_seccomp_bpf =
     (is_linux || is_android) &&
     (current_cpu == "x86" || current_cpu == "x64" || current_cpu == "arm" ||
-     current_cpu == "arm64" || current_cpu == "mipsel")
+     current_cpu == "arm64" || current_cpu == "mipsel") && !is_bsd
 
 use_seccomp_bpf = use_seccomp_bpf || is_nacl_nonsfi