--- layout: page title: IBM OS/2 1.0 permalink: /disks/pcx86/os2/ibm/1.0/ redirect_from: - /disks/pc/os2/ibm/1.0/ machines: - type: pcx86 id: ibm5170 debugger: true config: /devices/pcx86/machine/5170/ega/2048kb/rev3/debugger/machine.xml drives: '[{name:"20Mb Hard Disk",type:2,path:"/disks/pcx86/fixed/20mb/IBMOS210-EGA.json"}]' automount: '' --- IBM OS/2 1.0 --- IBM OS/2 1.0 was announced on April 2, 1987, finalized in October 1987, and released in December 1987. When the installation disk boots, the following message is displayed on-screen: IBM Operating System/2 Version 1.00 (C) Copyright IBM Corp. 1981, 1987. All rights reserved. (C) Copyright Microsoft Corp. 1981, 1987. 87294 The 5-digit number indicates the day the files were built. The first 2 digits (87) are the year and the 3 remaining digits (294) are the day of the year (October 21). Directory listings of the four 1.44Mb distribution diskettes are provided below. IBM OS/2 1.0 has been pre-installed on this machine's 20Mb hard disk, along with a copy of the [Microsoft OS/2 SDK 1.02](/disks/pcx86/tools/microsoft/os2/sdk/1.02/), as discussed in the [PCjs Blog](/blog/2015/12/27/). {% include machine.html id="ibm5170" %} ### Directory of IBM OS/2 1.0 (1.44M Install) Volume in drive A has no label Directory of A:\ IBMBIO COM 4096 10-21-87 12:00p IBMDOS COM 255665 10-21-87 12:00p ABIOS SYS 49 10-21-87 12:00p ANSICALL DLL 3637 10-21-87 12:00p BKSCALLS DLL 5704 10-21-87 12:00p BMSCALLS DLL 2576 10-21-87 12:00p BVSCALLS DLL 31744 10-21-87 12:00p CLOCK01 SYS 2762 10-21-87 12:00p CLOCK02 SYS 3188 10-21-87 12:00p CMD EXE 57648 10-21-87 12:00p CONFIG SYS 101 10-21-87 12:00p COUNTRY SYS 14632 10-21-87 12:00p CPISPFPC DLL 108598 10-21-87 12:00p DISK01 SYS 18616 10-21-87 12:00p DISK02 SYS 20329 10-21-87 12:00p DOSCALL1 DLL 8709 10-21-87 12:00p DMPC EXE 2472 10-21-87 12:00p DTM DLL 2222 10-21-87 12:00p F80000 BIO 9216 10-21-87 12:00p F80100 BIO 8704 10-21-87 12:00p FC0400 BIO 6656 10-21-87 12:00p FC0500 BIO 9216 10-21-87 12:00p FORMAT COM 47344 10-21-87 12:00p HARDERR EXE 16288 10-21-87 12:00p INSTAID CMD 279 10-21-87 12:00p INSTAID CNF 151 10-21-87 12:00p INSTAID LIB 24064 10-21-87 12:00p INSTAID PRO 174 10-21-87 12:00p INSTAIDE EXE 58346 10-21-87 12:00p ISPD MSG 1542 10-21-87 12:00p ISPM MSG 500 10-21-87 12:00p KBD01 SYS 16945 10-21-87 12:00p KBD02 SYS 15650 10-21-87 12:00p KBDCALLS DLL 7232 10-21-87 12:00p MONCALLS DLL 7351 10-21-87 12:00p MOUCALLS DLL 5701 10-21-87 12:00p MSG DLL 6578 10-21-87 12:00p NLS DLL 5162 10-21-87 12:00p OSO001 MSG 64808 10-21-87 12:00p PRINT01 SYS 7683 10-21-87 12:00p PRINT02 SYS 9018 10-21-87 12:00p QUECALLS DLL 11238 10-21-87 12:00p SCREEN01 SYS 1583 10-21-87 12:00p SCREEN02 SYS 1988 10-21-87 12:00p SESMGR DLL 24262 10-21-87 12:00p SWAPPER EXE 4150 10-21-87 12:00p SYS COM 32056 10-21-87 12:00p SYSBAS EXE 5336 10-21-87 12:00p SYSDISK COM 37824 10-21-87 12:00p SYSDISP CMD 72 10-21-87 12:00p SYSINST CMD 237 10-21-87 12:00p SYSINST LIB 82432 10-21-87 12:00p SYSINST PIP 21964 10-21-87 12:00p SYSLABL EXE 6896 10-21-87 12:00p VIOCALLS DLL 13981 10-21-87 12:00p 55 file(s) 1115375 bytes 328192 bytes free ### Directory of IBM OS/2 1.0 (Disk 1) Volume in drive A has no label Directory of A:\ IBMBIO COM 4096 10-21-87 12:00p IBMDOS COM 255665 10-21-87 12:00p ABIOS SYS 49 10-21-87 12:00p ANSICALL DLL 3637 10-21-87 12:00p BKSCALLS DLL 5704 10-21-87 12:00p BMSCALLS DLL 2576 10-21-87 12:00p BVSCALLS DLL 31744 10-21-87 12:00p CLOCK01 SYS 2762 10-21-87 12:00p CLOCK02 SYS 3188 10-21-87 12:00p CMD EXE 57648 10-21-87 12:00p COMMAND COM 25564 10-21-87 12:00p COUNTRY SYS 14632 10-21-87 12:00p CPISPFPC DLL 108598 10-21-87 12:00p DISK01 SYS 18616 10-21-87 12:00p DISK02 SYS 20329 10-21-87 12:00p DOSCALL1 DLL 8709 10-21-87 12:00p DMPC EXE 2472 10-21-87 12:00p DTM DLL 2222 10-21-87 12:00p FORMATS TBL 590 10-21-87 12:00p F80000 BIO 9216 10-21-87 12:00p F80100 BIO 8704 10-21-87 12:00p FC0400 BIO 6656 10-21-87 12:00p FC0500 BIO 9216 10-21-87 12:00p HARDERR EXE 16288 10-21-87 12:00p ISPD MSG 1542 10-21-87 12:00p ISPM MSG 500 10-21-87 12:00p KBD01 SYS 16945 10-21-87 12:00p KBD02 SYS 15650 10-21-87 12:00p KBDCALLS DLL 7232 10-21-87 12:00p KEYBOARD DCP 85917 10-21-87 12:00p MONCALLS DLL 7351 10-21-87 12:00p MOUCALLS DLL 5701 10-21-87 12:00p MSG DLL 6578 10-21-87 12:00p NLS DLL 5162 10-21-87 12:00p OSO001 MSG 64808 10-21-87 12:00p PRINT01 SYS 7683 10-21-87 12:00p PRINT02 SYS 9018 10-21-87 12:00p QUECALLS DLL 11238 10-21-87 12:00p SCREEN01 SYS 1583 10-21-87 12:00p SCREEN02 SYS 1988 10-21-87 12:00p SESMGR DLL 24262 10-21-87 12:00p SHELL11F AIF 524 10-21-87 12:00p SHELL11F AII 150 10-21-87 12:00p SHELL11F CNF 201 10-21-87 12:00p SHELL11F EXE 31676 10-21-87 12:00p SHELL11F LIB 41472 10-21-87 12:00p SHELL11F PRO 157 10-21-87 12:00p SPOOLCP DLL 9828 10-21-87 12:00p STXTDMPC DLL 12569 10-21-87 12:00p SWAPPER EXE 4150 10-21-87 12:00p VIOCALLS DLL 13981 10-21-87 12:00p VIOTBL DCP 52150 10-21-87 12:00p 4201 DCP 17069 10-21-87 12:00p 5202 DCP 404 10-21-87 12:00p 54 file(s) 1076370 bytes 367104 bytes free ### Directory of IBM OS/2 1.0 (Disk 2) Volume in drive A has no label Directory of A:\ ANSI EXE 9984 10-21-87 12:00p ANSI SYS 1694 10-21-87 12:00p APPEND EXE 6258 10-21-87 12:00p ASSIGN COM 1683 10-21-87 12:00p ATTRIB EXE 29080 10-21-87 12:00p CHKDSK COM 49232 10-21-87 12:00p COMP COM 33056 10-21-87 12:00p DISKCOMP COM 38400 10-21-87 12:00p DISKCOPY COM 39456 10-21-87 12:00p DOSCALLS LIB 29184 10-21-87 12:00p EDLIN COM 8135 10-21-87 12:00p EGA SYS 2110 10-21-87 12:00p EXTDSKDD SYS 1877 10-21-87 12:00p FDISK COM 37824 10-21-87 12:00p FIND EXE 27424 10-21-87 12:00p FORMAT COM 47344 10-21-87 12:00p GRAFTABL COM 7112 10-21-87 12:00p HELP BAT 444 10-21-87 12:00p HELP CMD 439 10-21-87 12:00p HELPMSG EXE 27408 10-21-87 12:00p JOIN EXE 21040 10-21-87 12:00p KEYB COM 12636 10-21-87 12:00p LABEL COM 26372 10-21-87 12:00p LINK EXE 91880 10-21-87 12:00p MODE COM 54932 10-21-87 12:00p MORE COM 48354 10-21-87 12:00p PRINT COM 28492 10-21-87 12:00p RECOVER COM 36928 10-21-87 12:00p REPLACE EXE 33568 10-21-87 12:00p SORT EXE 29946 10-21-87 12:00p SPOOL EXE 77370 10-21-87 12:00p SUBST EXE 21024 10-21-87 12:00p SYS COM 32056 10-21-87 12:00p TRACE EXE 10474 10-21-87 12:00p TRACEFMT EXE 64432 10-21-87 12:00p TREE COM 28928 10-21-87 12:00p VDISK SYS 4662 10-21-87 12:00p XCOPY EXE 40656 10-21-87 12:00p 38 file(s) 1061894 bytes 386048 bytes free ### Directory of IBM OS/2 1.0 (Disk 3) Volume in drive A has no label Directory of A:\ BACKUP COM 49216 10-21-87 12:00p BASIC COM 585 10-21-87 12:00p BASICA COM 36253 10-21-87 12:00p COM01 SYS 8758 10-21-87 12:00p COM02 SYS 13366 10-21-87 12:00p CREATEDD EXE 48032 10-21-87 12:00p MORTGAGE BAS 6380 10-21-87 12:00p MOUSEA00 SYS 16950 10-21-87 12:00p MOUSEA01 SYS 16438 10-21-87 12:00p MOUSEA02 SYS 16438 10-21-87 12:00p MOUSEA03 SYS 16438 10-21-87 12:00p MOUSEA04 SYS 16438 10-21-87 12:00p MOUSEB00 SYS 17462 10-21-87 12:00p MOUSEB01 SYS 17462 10-21-87 12:00p MOUSEB02 SYS 17462 10-21-87 12:00p MOUSEB05 SYS 17462 10-21-87 12:00p OSO001H MSG 83964 10-21-87 12:00p PATCH EXE 37132 10-21-87 12:00p POINTDD SYS 5886 10-21-87 12:00p RESTORE COM 54896 10-21-87 12:00p SETCOM40 EXE 8654 10-21-87 12:00p INTRO 10-21-87 2:10p 22 file(s) 505672 bytes Directory of A:\INTRO . 10-21-87 2:10p .. 10-21-87 2:10p INTA MSG 879 10-21-87 12:00p INTB MSG 1469 10-21-87 12:00p INTC MSG 1076 10-21-87 12:00p INTRO CMD 202 10-21-87 12:00p INTRO CNF 143 10-21-87 12:00p INTRO LIB 109056 10-21-87 12:00p INTRO PRO 93 10-21-87 12:00p INTROE EXE 39580 10-21-87 12:00p 10 file(s) 152498 bytes Total files listed: 33 file(s) 658170 bytes 789504 bytes free