Int 7A  U - Novell Netware - Ipx Driver - Internal - Cancel Diagnostic El  [N]

   BX = 0019h
   ES:SI -> diagnostic element (see BX=0018h) to be removed

Note:  this function is supported on file servers only under v2.15; v3.02 also
     supports it on workstations

See Also: BX=0018h