Meanwhile, SunSoft Inc has also upgraded its Interactive Unix for V/386 iAPX-86 systems to version 4.1 from release 3.2. The new implementation includes support for PCMCIA cards, Peripheral Component Interconnect bus, PCI-based disk controllers and other personal computer peripherals and can be loaded into 20Mb of disk. It comes with a NetWare-compatible IPX/SPX stack so that application can be accessed by NetWare clients. Prices go from $500; upgrades from $100. An optimising C compiler will be sold separately at $400 from August. Through reseller CSA Automated Systems Pte Ltd, SunSoft has won a 300-seat Release 4.1 deal with Singapore firm Abacus Distributed Systems Pte Ltd.