How to debug USB MDNS backend on Mac OSX 10.5

[keens312]

> > keens312 wrote:
> > > Hi Michael,
> > >
> > > On OSX 10.5.
> > >
> > > I downloaded the latest source of CUPS and built it with ./configure --enable-debug.
> > >
> > > But the USB and MDNS binary cannot be debugged.
> > >
> > > When run or debug it, backends will report error and quit.
> >
> > What error?
> >
> > --
> > ______________________________________________________________________
> > Michael R Sweet                        Senior Printing System Engineer
> >
> imac:backend keen$ ./usb
> dyld: lazy symbol binding failed: Symbol not found: __ppdGet1284Values
>   Referenced from: /Volumes/Data/Source/cups/backend/./usb
>   Expected in: /usr/lib/libcups.2.dylib
>
> dyld: Symbol not found: __ppdGet1284Values
>   Referenced from: /Volumes/Data/Source/cups/backend/./usb
>   Expected in: /usr/lib/libcups.2.dylib
>
> Trace/BPT trap
>
>
The CUPS source code I am using is version 1.4svn
The CUPS system my Mac running is version 1.3.3
The CUPS DDK my Mac installed is version 1.2.3

Not a big deal now, I am able to debug backend with 6 parameters.
The issue I am reporting is run backend without any parameters.