=pod =head1 NAME BN_swap - exchange BIGNUMs =head1 SYNOPSIS #include <openssl/bn.h> void BN_swap(BIGNUM *a, BIGNUM *b); =head1 DESCRIPTION BN_swap() exchanges the values of I<a> and I<b>. =head1 RETURN VALUES BN_swap() does not return a value. =head1 COPYRIGHT Copyright 2000-2018 The OpenSSL Project Authors. All Rights Reserved. Licensed under the Apache License 2.0 (the "License"). You may not use this file except in compliance with the License. You can obtain a copy in the file LICENSE in the source distribution or at L<https://www.openssl.org/source/license.html>. =cut