![]() ![]() Other application programs, regardless of theĪmount of extended memory that is not actually Results in no extended memory being available for Installing both of those programs simultaneously Himem.sys, are not compatible with vdisk.sys. Qualitas 386^MAX Version 5.0 and later (not compatible.Microsoft Windows Version 3.0 and 3.1 in Standard mode,.Known to be compatible with these drivers: Ramdrive.sys, smartdrv.sys, himem.sys and other drivers Processor older than a 80386, it will exit with the errorįatal error, 80386 in real mode is requiredĭOSX programs are compatible with IBM's vdisk.sys, Microsoft's The DOSX 386 memory model will not operate on computersĮquipped with a 16 bit processor 80286 or 8088. This means that DOSX 386 programs will run onĨ0386 computers that have no extended memory if there is sufficient IfĮxtended memory is available, however, it will be added to the The vast majority of 80386 equipped personal computers can runĭOSX programs without the need for extended memory managerĮxtended memory is not required to run DOSX 386 programs. In the config.sys file.) If this is the case, the program will exitĬannot enable the A20 line, XMS memory manager required Is a program installed at boot time by inserting the appropriate line If the A20 enabling hardware is not PC/AT compatible or IBM PS/2Ĭompatible, an XMS extended memory manager (XMM) compatible These are compatible with either their PC/AT or IBM PS/2Ĭounterparts, they should not affect DOSX applications. Hardware-sensitive items that can affect DOSX programs include theĮnabling hardware for the A20 line and 8259 interrupt controllers. Models run only on computers with an 80386, 80486, or Pentium ![]() Programs compiled with the DOSX 386 or Phar Lap 386 memory Contact Phar Lap for licensingĭigital Mars C++ no longer supports the -mz memory Linker (OPTLINK does not support linking Phar Lap 386 memory model ( -mp) and link with the Phar Lap ![]() The Phar Lap 386|DOS Extender, which is available.Model ( -mx) and link with the OPTLINK linker. The X32VM DOS Extender, which is a free download.obj files with DOSX DOS Extender Compatibility and Requirements Passing a buffer to a real mode interrupt.Calling a real mode interrupt not implemented by DOSX.Accessing real mode memory from protected mode.Differences between 32-bit and 16-bit DOS programs.DOS extender compatibility and requirements.Pentium or later x86 CPU and can take advantage of all the featuresįor more information on the 32-bit protected mode PS/2 or PC/AT computers or compatibles with an 80386, 80486, Programs compiled with these memory models can run on any IBM Gigabytes (4GB) can be created by compiling with either of two memory 32-bit protected-mode DOS programs with a linear address space of 4 ![]()
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