[xmlsec] Problem with some cert which has a negative serial number

[Aleksey Sanin]

It works! Thank you!

Aleksey

> 
> $openssl genrsa -des3 -out ca.key 1024
> $openssl req -new -key ca.key -config aconfig.conf -out ca.csr
> $openssl x509 -req -days 60 -set_serial -0001 -in ca.csr -signkey ca.key 
> -outform DER -out ca.cert
>