Fix build for 10.6 Darwin builders and OpenBSD builers.
LGTM=jsing
R=golang-codereviews, dave, jsing
CC=golang-codereviews
https://golang.org/cl/
67710043
#else
extern void goCallback(void);
void setCallback(void *f) { (void)f; }
+#endif
+
+// OpenBSD and older Darwin lack TLS support
+#if !defined(__OpenBSD__) && !defined(__APPLE__)
__thread int tlsvar = 12345;
#endif
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
-// +build darwin dragonfly freebsd linux netbsd
+// +build dragonfly freebsd linux netbsd
package cgosotest