I have the solution, if somebody is interested.
The kernel was too old.

---

Hack Pro
iDeneb 10.5.5
CPU: AMD Athlon 64
Motherboard: Asus A8N
Chipset: nVIDIA nForce4 SLI
Video: NVIDIA GeForce 7600 GT (256 MB)

HackBook Pro
SnowOSX Universal 10.6.1
CPU: Intel Pentium DualCore 2GHz
Chipset: Intel PM45 + ICH9M
Video: NVIDIA GeForce 9200M GS (512 MB)
Network: 100/1000 Ethernet UTP
WiFi: Apple Atheros 5006 (exchanged)