/* On systems on which getaddrinfo() is believed to not be thread-safe,
(this includes the getaddrinfo emulation) protect access with a lock. */
-#if defined(__APPLE__) || defined(__FreeBSD__) || defined(__OpenBSD__) || \
- defined(__NetBSD__) || !defined(HAVE_GETADDRINFO)
+#if defined(WITH_THREAD) && (defined(__APPLE__) || defined(__FreeBSD__) || \
+ defined(__OpenBSD__) || defined(__NetBSD__) || !defined(HAVE_GETADDRINFO))
#define USE_GETADDRINFO_LOCK
#endif