diff -ru gnutls-3.6.6.orig/lib/random.c gnutls-3.6.6/lib/random.c

--- gnutls-3.6.6.orig/lib/random.c	2018-04-01 13:56:13.000000000 +0200

+++ gnutls-3.6.6/lib/random.c	2019-01-31 20:38:57.815274977 +0100

@@ -36,8 +36,8 @@

 #endif

 /* Per thread context of random generator, and a flag to indicate initialization */

-static _Thread_local void *gnutls_rnd_ctx;

-static _Thread_local unsigned rnd_initialized = 0;

+static __thread void *gnutls_rnd_ctx;

+static __thread unsigned rnd_initialized = 0;

 struct rnd_ctx_list_st {

 	void *ctx;