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AH = 93h CX = size in bytes
Return:
CF clear if successful AX = read handle BX = write handle CF set on error AX = error code (08h) (see #01680 at AH=59h/BX=0000h)
Desc: Create a communications channel which may be used for interprocess data and command exchanges
See Also: AH=3Ch - AH=3Fh"DOS" - AH=40h"DOS" - AH=84h
Category: DOS Kernel - Int 21h - E
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