BN_BLINDING_invert, BN_BLINDING_convert_ex, BN_BLINDING_invert_ex,
BN_BLINDING_is_current_thread, BN_BLINDING_set_current_thread,
BN_BLINDING_lock, BN_BLINDING_unlock, BN_BLINDING_get_flags,
-BN_BLINDING_set_flags, BN_BLINDING_create_param - blinding related BIGNUM functions.
+BN_BLINDING_set_flags, BN_BLINDING_create_param - blinding related BIGNUM functions
=head1 SYNOPSIS