wpQueryDisk - Syntax

This method is specific to version 3, or higher, of the OS/2 operating system.

This instance method returns the disk object for the drive on which the file system object is located.

#define INCL_WINWORKPLACE
#include <os2.h>

WPFileSystem     *somSelf;  /*  Pointer to the object on which the method is being invoked. */
WPFileSystem     *Disk;     /*  Disk object of the drive on which the file system is located. */

Disk = _wpQueryDisk(somSelf);