Returns the root directory of the user’s system.
Original signature is 'NSString * NSOpenStepRootDirectory (void);'
Available in Mac OS X v10.0 and later.
A string identifying the root directory of the user’s system.
- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)