Fix error value to return a less misleading generic error when the bignum libraries fail
Fix error value to return a less misleading generic error when the bignum libraries fail

nmav/nss,ekr/nss-old,nmav/nss,ekr/nss-old,ekr/nss-old,ekr/nss-old,nmav/nss,nmav/nss,ekr/nss-old,ekr/nss-old,nmav/nss,nmav/nss,ekr/nss-old,nmav/nss