Category: DOS extenders
INT 78 - HugeRealMode Driver - INSTALLATION CHECK AX = 0000h Return: AX = DBCAh if installed Program: the HugeRealMode driver was published in the German DOS Extra Nr. 20 (1992), and makes a 4G flat address space (for both data and code) available to real-mode DOS programs SeeAlso: AX=0001h