273     PROV_DRBG_NONCE_GLOBAL *dngbl = OPENSSL_zalloc(sizeof(*dngbl));  in ossl_prov_drbg_nonce_ctx_new()  local
275     if (dngbl == NULL)  in ossl_prov_drbg_nonce_ctx_new()
278     dngbl->rand_nonce_lock = CRYPTO_THREAD_lock_new();  in ossl_prov_drbg_nonce_ctx_new()
279     if (dngbl->rand_nonce_lock == NULL) {  in ossl_prov_drbg_nonce_ctx_new()
280         OPENSSL_free(dngbl);  in ossl_prov_drbg_nonce_ctx_new()
284     return dngbl;  in ossl_prov_drbg_nonce_ctx_new()
289     PROV_DRBG_NONCE_GLOBAL *dngbl = vdngbl;  in ossl_prov_drbg_nonce_ctx_free()  local
291     if (dngbl == NULL)  in ossl_prov_drbg_nonce_ctx_free()
294     CRYPTO_THREAD_lock_free(dngbl->rand_nonce_lock);  in ossl_prov_drbg_nonce_ctx_free()
296     OPENSSL_free(dngbl);  in ossl_prov_drbg_nonce_ctx_free()
306     PROV_DRBG_NONCE_GLOBAL *dngbl  in prov_drbg_get_nonce()  local
313     if (dngbl == NULL)  in prov_drbg_get_nonce()
333     if (!CRYPTO_atomic_add(&dngbl->rand_nonce_count, 1, &data.count,  in prov_drbg_get_nonce()
334             dngbl->rand_nonce_lock))  in prov_drbg_get_nonce()