int SSL_CTX_set_srp_strength(SSL_CTX *ctx, int strength)
	{
	return tls1_ctx_ctrl(ctx, SSL_CTRL_SET_TLS_EXT_SRP_STRENGTH, strength,
			     NULL);
	}
int SSL_CTX_set_srp_strength(SSL_CTX *ctx, int strength)
	{
	return tls1_ctx_ctrl(ctx, SSL_CTRL_SET_TLS_EXT_SRP_STRENGTH, strength,
			     NULL);
	}