File list (Check if you may need any files):
DOS-C
.....\BUILD.BAT
.....\BUILD.TXT
.....\CONTRIB.TXT
.....\COPYING
.....\DIST
.....\....\AUTOEXEC.BAT
.....\....\BOOT.BIN
.....\....\HELP.EXE
.....\....\HELPFILE
.....\....\IPL.SYS
.....\....\KERNEL.EXE
.....\....\SYS.EXE
.....\HDR
.....\...\CDS.H
.....\...\CLOCK.H
.....\...\DATE.H
.....\...\DCB.H
.....\...\DEVICE.H
.....\...\DHDR.H
.....\...\DIRMATCH.H
.....\...\ERROR.H
.....\...\EXE.H
.....\...\FAT.H
.....\...\FCB.H
.....\...\FILE.H
.....\...\FNODE.H
.....\...\KBD.H
.....\...\MCB.H
.....\...\PCB.H
.....\...\PORTAB.H
.....\...\PROCESS.H
.....\...\SFT.H
.....\...\STACKS.INC
.....\...\TAIL.H
.....\...\TIME.H
.....\...\VERSION.H
.....\HISTORY.TXT
.....\LIB
.....\MAKEDIST.BAT
.....\MAKEFLOP.BAT
.....\MKBOOT.TXT
.....\SRC
.....\...\BOOT
.....\...\....\BOOT.ASM
.....\...\....\BOOT.MAK
.....\...\COMMAND
.....\...\.......\AUTOEXEC.BAT
.....\...\.......\BATCH.C
.....\...\.......\BREAK.C
.....\...\.......\BUILD.LOG
.....\...\.......\CALL.C
.....\...\.......\CD.C
.....\...\.......\CMD.C
.....\...\.......\COMMAND.CFG
.....\...\.......\COMMAND.MAK
.....\...\.......\COPY.C
.....\...\.......\DATE.C
.....\...\.......\DEL.C
.....\...\.......\DIR.C
.....\...\.......\DOSLIB.C
.....\...\.......\ECHO.C
.....\...\.......\ENV.C
.....\...\.......\ERR.C
.....\...\.......\FOR.C
.....\...\.......\GLOBALS.H
.....\...\.......\GOTO.C
.....\...\.......\HELP.C
.....\...\.......\HELP.CFG
.....\...\.......\HELP.MAK
.....\...\.......\HELPEXE.C
.....\...\.......\HELPFILE
.....\...\.......\IF.C
.....\...\.......\LABEL.C
.....\...\.......\MKDIR.C
.....\...\.......\NEWENV.C
.....\...\.......\PATH.C
.....\...\.......\PAUSE.C
.....\...\.......\PROMPT.C
.....\...\.......\PROTO.H
.....\...\.......\REM.C
.....\...\.......\REN.C
.....\...\.......\RMDIR.C
.....\...\.......\SCAN.C
.....\...\.......\SET.C
.....\...\.......\SHIFT.C
.....\...\.......\TIME.C
.....\...\.......\TYPE.C
.....\...\.......\VER.C
.....\...\.......\VERIFY.C
.....\...\DRIVERS
.....\...\.......\CONSOLE.ASM
.....\...\.......\DEVEND.ASM
.....\...\.......\DEVICE.MAK
.....\...\.......\EOI.ASM
.....\...\.......\FLOPPY.ASM
.....\...\.......\FMEMCMP.ASM
.....\...\.......\FMEMCPY.ASM
.....\...\.......\FMEMSET.ASM
.....\...\.......\GETVEC.ASM