1.Dd $Mdocdate: February 23 2015 $ 2.Dt BN_SWAP 3 3.Os 4.Sh NAME 5.Nm BN_swap 6.Nd exchange BIGNUMs 7.Sh SYNOPSIS 8.In openssl/bn.h 9.Ft void 10.Fo BN_swap 11.Fa "BIGNUM *a" 12.Fa "BIGNUM *b" 13.Fc 14.Sh DESCRIPTION 15.Fn BN_swap 16exchanges the values of 17.Fa a 18and 19.Fa b . 20.Sh SEE ALSO 21.Xr bn 3 22.Sh HISTORY 23BN_swap was added in OpenSSL 0.9.7. 24