Int 61 Fn 26  - Pc/tcp Kernel V2.05+ - "ad_htable" - Get Host Name From L  [N]

   AH = 26h
   DX,BX = IP address in network order
   CX = length of buffer
   DS:SI -> buffer for host name

Return: CF clear if successful
       buffer filled with ASCIZ host name
   CF set on error
       AX = error code (see #2990 at INT 61"FTP Software")

Notes: normally one would use AH=25h instead of this function
   this function is not supported by Beame&Whiteside's BWPCTCP v3.0a shim

See Also: INT 61"FTP Software",INT 61/AH=00h"PC/TCP",INT 61/AH=25h,INT 61/AH=27h