I use "Nvidia Riva TNT". When Probing it, It's detected as "RIVA128" Riva TNT's PCI Vendor ID is 0x10de, and PCI Device ID is 0x0020 in kudzu-0.23/pcitable, these ID is 0x10de 0x0020 "Card:RIVA128" "Nvidia Corporation|Riva TNT 128" but, this must be 0x10de 0x0020 "Card:RIVA TNT" "Nvidia Corporation|Riva TNT"
OK. Fixed in CVS, will be in next kudzu release.