I managed to connect my Zaurus C760 (runnig Cacko-ROM 1.22a) with Fortuna GPSmartBT.

Instruction:
1. Open Konsole
2. Become root ('su')
3. edit /etc/bluetooth/givepin to
-------
#!/bin/sh
echo "PIN:0000"
-------
4. Turn BT on GPSmart on
5. 'hcitool scan', remember ID (00:11:22: etc)
6. 'rcfomm bind 0 ID'
7. When launching qpegps, change gpsd Settings to "-p /dev/rfcomm0 -s 4800"
8. Enjoy!