}
#endif
-#if OPENSSL_VERSION_NUMBER < 0x10000000L
+#if OPENSSL_VERSION_NUMBER < 0x10000000L || defined(LIBRESSL_VERSION_NUMBER)
static unsigned long
id_callback(void) {
return ((unsigned long)isc_thread_self());
if (result != ISC_R_SUCCESS)
goto cleanup_mutexalloc;
CRYPTO_set_locking_callback(lock_callback);
-# if OPENSSL_VERSION_NUMBER >= 0x10000000L
+# if OPENSSL_VERSION_NUMBER >= 0x10000000L && OPENSSL_VERSION_NUMBER < 0x10100000L
CRYPTO_THREADID_set_callback(_set_thread_id);
# else
CRYPTO_set_id_callback(id_callback);