$OpenBSD: patch-build_config_linux_BUILD_gn,v 1.2 2019/04/17 11:48:53 robert Exp $

Index: build/config/linux/BUILD.gn
--- build/config/linux/BUILD.gn.orig
+++ build/config/linux/BUILD.gn
@@ -28,7 +28,7 @@ config("runtime_library") {
   }
 
   if ((!is_chromeos || default_toolchain != "//build/toolchain/cros:target") &&
-      (!use_custom_libcxx || current_cpu == "mipsel")) {
+      (!use_custom_libcxx || current_cpu == "mipsel") && !is_openbsd) {
     libs = [ "atomic" ]
   }
 }
