Name
ccw_device_get_ciw — 
     Search for CIW command in extended sense data.
 
Arguments
- cdev
- 
     ccw device to inspect
     
- ct
- 
     command type to look for
     
Description
   During SenseID, command information words (CIWs) describing special
   commands available to the device may have been stored in the extended
   sense data. This function searches for CIWs of a specified command
   type in the extended sense data.
Returns
   NULL if no extended sense data has been stored or if no CIW of the
   specified command type could be found,
   else a pointer to the CIW of the specified command type.