This method is specific to version 2.1, or higher, of the OS/2 operating system.
This instance method returns the lock status of a drive.
#define INCL_WINWORKPLACE #include <os2.h> WPDisk *somSelf; /* Pointer to the object on which the method is being invoked. */ PULONG pulLockStatus; /* Pointer to the lock status of the drive. */ PULONG pulLockCount; /* Number of locks against the drive. */ ULONG rc; /* Return code from DosDevIOCtl category 8 Function 66. */ rc = _wpQueryDriveLockStatus(somSelf, pulLockStatus, pulLockCount);