Clipper requires specific environment strings. Add these to your AUTOEXEC.BAT inside DOSBox:
set CLIPPER=F120;E:0
Clipper was originally created by Nantucket Corporation in the mid-1980s. It started as a compiler for dBase III files, allowing developers to turn interpreted code into standalone executable (.exe) files. This meant faster performance and the ability to distribute software without sharing the source code. clipper 53 dos download top