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DOS21.DOC
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1980-01-01
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24 lines
PATCH FILE DOS21
This patch corrects 5 problems in DOS 2.10
The file patched is IBMDOS.COM
This file should always be in the root directory.
Patch 1 - Get disk freespace function call will occasionally modify a buffer
incorrectly. (IBMDOS.COM)
Patch 2 - Same patch continued. (IBMDOS.COM)
Patch 3 - Aborting to INT 24 does not restore vectors from PSP header.
Noticeably, after using the EXEC system call if the parent gets an
INT 24, an abort response will not go back to the parent. (IBMDOS.COM)
Patch 4 - Reads from non-console devices in ASCII mode return incorrect counts
for a character read. (IBMDOS.COM)
Patch 5 - Correctly handle Non Maskable keyboard interupts on PCjr. (IBMDOS.COM)
Patch 6 - Continued (IBMDOS.COM)
Patch 7 - Continued (IBMDOS.COM)
Patch 8 - Continued (IBMDOS.COM)
Patch 9 - Continued (IBMDOS.COM)
Patch 10 - Continued (IBMDOS.COM)