BN_CTX_secure_new
ctx = new_ctx = BN_CTX_secure_new();
ctx = new_ctx = BN_CTX_secure_new();
ctx = new_ctx = BN_CTX_secure_new();
BN_CTX *BN_CTX_secure_new(void);
|| !TEST_ptr(sctx = BN_CTX_secure_new()))