Exploring Watcom C/C++ :: Gered's Ramblings。はじめるために - Getting Started。Managing Multi-Target Embedded Projects with VisualGDB。。Hardware and Software RequirementsIBM PC compatible80386 or higher processor8 MB memory154 MB disk spaceCD-ROM driveIn addition to above requirements, you need one of the following operating system:DOS 5.0 or laterWindows 3.1OS/2 2.1Windows NT 3.1