(v13) ioctl_call provide arbitrarily extended functionality
This page applies to Harlequin v13.1r0 and later; and to Harlequin Core but not Harlequin MultiRIP
TEXT
int32 ioctl_call ( DEVICELIST *dev,
DEVICE_FILEDESCRIPTOR descriptor,
int32 opcode,
intptr_t arg
);
This function provides for arbitrary, extended functionality to be implemented in certain device types.