Hi again,

I added NetworkManager support to KMail. This patch will put KMail in 
offline/online mode, according to current NetworkManager state. As a side 
effect, KMail will be switched automatically to offline when you will suspend 
the machine, and to online after resume.

https://github.com/serghei/kde3-kdepim/commit/0577b2e0087d6350a099778300ec3912a0fc1e74

-- 
Serghei