calls, the B<BN_CTX> structure is used.
BN_CTX_new() allocates and initializes a B<BN_CTX>
calls, the B<BN_CTX> structure is used.
BN_CTX_new() allocates and initializes a B<BN_CTX>
BN_CTX_free() frees the components of the B<BN_CTX>, and if it was
created by BN_CTX_new(), also the structure itself.
BN_CTX_free() frees the components of the B<BN_CTX>, and if it was
created by BN_CTX_new(), also the structure itself.
-L<bn(3)|bn(3)>, L<err(3)|err(3)>, L<BN_add(3)|BN_add(3)>,
+L<bn(3)|bn(3)>, L<ERR_get_error(3)|ERR_get_error(3)>, L<BN_add(3)|BN_add(3)>,