@ This is the DOS general help file. It contains a brief @ description of each command supported by the DOS help command. @ HELP will display the text in this file when invoked with no @ arguments. HELP will also try to invoke any command listed here @ with the /? parameter, if HELP is invoked with that command name. @ @ Lines beginning with @ are comments, and are ignored by HELP. @ This file may be modified to add new commands. If the HELP command-name @ form is to be used, any new commands should support the /? parameter. @ New commands should start in the first column. Any extra lines needed @ for a command description should be preceded by white space. Commands @ must be added in alphabetical order. @ @ Copyright 1990-1993 IBM Corp. All rights reserved. @ APPEND Allows programs to open data files in specified directories as if they were in the current directory. ASSIGN Redirects requests for disk operations on one drive to a different drive. ATTRIB Displays or changes file attributes. BACKUP Backs up one or more files from one disk to another. BREAK Sets or clears extended CTRL+C checking. CALL Calls one batch program from another. CD Displays the name of or changes the current directory. CHCP Displays or sets the active code page number. CHDIR Displays the name of or changes the current directory. CHKDSK Checks a disk and displays a status report. CHOICE Waits for you to choose one of a set of choices. CLS Clears the screen. COMMAND Starts a new instance of the IBM DOS command interpreter. COMMAND Starts a new instance of the PC DOS command interpreter. COMP Compares the contents of two files or sets of files. COPY Copies one or more files to another location. CPBACKUP Backs up one or more files from one disk to another. CPBDIR Gives a report on backup directories. CPSCHED Schedules unattended program execution at specific periods. CTTY Changes the terminal device used to control your system. DATAMON Guards against dataloss on your computer. DATE Displays or sets the date. DEBUG Runs Debug, a program testing and editing tool. DEFRAG Reorganizes files on disks for optimal performance. DEL Deletes one or more files. DELTREE Deletes a directory and all the subdirectories and files in it. DIR Displays a list of files and subdirectories in a directory. DISKCOMP Compares the contents of two floppy disks. DISKCOPY Copies the contents of one floppy disk to another. DOSKEY Edits command lines, recalls IBM DOS commands, and creates macros. DOSKEY Edits command lines, recalls PC DOS commands, and creates macros. DOSSHELL Starts IBM DOS Shell. DRVLOCK Locks the drive so that media cannot be removed. E Starts IBM DOS Editor, which creates and changes ASCII files. ECHO Displays messages, or turns command echoing on or off. EDIT Starts IBM DOS Editor, which creates and changes ASCII files. EDLIN Starts Edlin, a line-oriented text editor. EJECT Ejects the media from a drive. EMM386 Turns on or off EMM386 expanded memory support. ERASE Deletes one or more files. EXE2BIN Converts .EXE (executable) files to binary format. EXIT Quits the COMMAND.COM program (command interpreter). EXPAND Expands one or more compressed files. FASTOPEN Decreases the amount of time needed to open frequently used files and directories. FC Compares two files or sets of files, and displays the differences between them. FDISK Configures a hard disk for use with IBM DOS. FDISK Configures a hard disk for use with PC DOS. FIND Searches for a text string in a file or files. FOR Runs a specified command for each file in a set of files. FORMAT Formats a disk for use with IBM DOS. FORMAT Formats a disk for use with PC DOS. GOTO Directs IBM DOS to a labelled line in a batch program. GOTO Directs PC DOS to a labelled line in a batch program. GRAFTABL Enables IBM DOS to display an extended character set in graphics mode. GRAPHICS Loads a program that can print graphics. HELP Provides Help information for IBM DOS commands. HELP Provides Help information for PC DOS commands. IBMAVD Detect and remove viruses from your system. IBMAVSP Interactive, stand-alone AntiVirus program for recovery from catastrophic virus damage. IF Performs conditional processing in batch programs. INTERLNK Displays status of INTERLNK-INTERSVR redirected drives. INTERSVR Provides serial or parallel file transfer and printing capabilities via redirected drives. JOIN Joins a disk drive to a directory on another drive. KEYB Configures a keyboard for a specific language. LABEL Creates, changes, or deletes the volume label of a disk. LH Loads a program into the upper memory area. LOADFIX Loads a program above the first 64K of memory, and runs the program. LOADHIGH Loads a program into the upper memory area. MD Creates a directory. MEM Displays the amount of used and free memory in your system. MIRROR Records information about one or more disks. MKDIR Creates a directory. MODE Configures a system device. MORE Displays output one screen at a time. MOUNT Assigns a specified DOS driver letter to a SuperStor/DS disk. MOUSE Provides mouse pointer device support. MOVE Moves files and renames file and directories. NLSFUNC Loads country-specific information. PATH Displays or sets a search path for executable files. PAUSE Suspends processing of a batch file and displays a message. POWER Reduces power used by your computer. PRINT Prints a text file while you are using other IBM DOS commands. PRINT Prints a text file while you are using other PC DOS commands. PROMPT Changes the IBM DOS command prompt. PROMPT Changes the PC DOS command prompt. QBASIC Starts the IBM DOS QBasic programming environment. QCONFIG Assists IBM support personnel in obtaining detailed technical information about your computer. RAMSETUP Installs RAMBOOST which optimizes your computer's memory. RD Removes a directory. RECOVER Recovers readable information from a bad or defective disk. REM Records comments (remarks) in batch files or CONFIG.SYS. REN Renames a file or files. RENAME Renames a file or files. REPLACE Replaces files. RESTORE Restores files that were backed up by using the BACKUP command. RMDIR Removes a directory. RTOOL Performs an integrity check of the compressed volume file(CVF). SCHEDULE Schedules unattended program execution at specific periods. SET Displays, sets, or removes IBM DOS environment variables. SET Displays, sets, or removes PC DOS environment variables. SETVER Sets the version number that IBM DOS reports to a program. SETVER Sets the version number that PC DOS reports to a program. SHARE Installs file-sharing and locking capabilities on your hard disk. SHIFT Shifts the position of replaceable parameters in batch files. SMARTDRV Installs and configures the SMARTDrive disk-caching utility. SORT Sorts input. SSTOR Full-screen utility to create, mount and delete compressed drives. SSUNCOMP Uncompress a SuperStor/DS compressed drive. SSUTIL Full-screen utility for maintaining compressed drives. SUBST Associates a path with a drive letter. SYS Copies IBM DOS system files and command interpreter to a disk you specify. SYS Copies PC DOS system files and command interpreter to a disk you specify. TIME Displays or sets the system time. TREE Graphically displays the directory structure of a drive or path. TYPE Displays the contents of a text file. UDEOFF Removes UDEON from memory. UDEON Universal Data Exchange allows you to use compressed disks on other systems. UNDELETE Recovers files which have been deleted. UNFORMAT Restores a disk erased by the FORMAT command or restructured by the RECOVER command. UNMOUNT Releases a SuperStor/DS disk that was mounted from its assigned drive letter. VER Displays the IBM DOS version. VER Displays the PC DOS version. VERIFY Tells IBM DOS whether to verify that your files are written correctly to a disk. VERIFY Tells PC DOS whether to verify that your files are written correctly to a disk. VOL Displays a disk volume label and serial number. XCOPY Copies files (except hidden and system files) and directory trees.