How to verify PKCS12 file programatically!

[Murthy V. S. Narasimha Prayaga]

Hi,
I am new to using openssl, i see that we can verify a PEM file using the 
"verify" command. How can we verify a PKCS12 file?. I am want to be able to do 
this programatically. 

I really appreciate your time on this.

Best Regards
Murthy