INT 2C P - RM386 v6.00 - CLOAKING - TRAP I/O PORT
        AX = 002Eh
        DX = port number to trap
Return: CF clear if successful
        CF set on error (port out of range or reserved)
Program: RM386 (RAM-MAN/386) is the memory manager included in Helix Software's
          Netroom
SeeAlso: AX=002Fh,AX=0030h

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