1 files changed, 11 insertions, 0 deletions
diff --git a/src/os/sys_js.go b/src/os/sys_js.go
new file mode 100644
index 0000000..4fd0e2d
--- /dev/null
+++ b/src/os/sys_js.go
@@ -0,0 +1,11 @@
+// Copyright 2018 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build js && wasm
+
+package os
+
+// supportsCloseOnExec reports whether the platform supports the
+// O_CLOEXEC flag.
+const supportsCloseOnExec = false