1/*  Note that struct foo is opaque (never defined) in this file.  This
2    is allowed by C since this file does not reference any members of
3    the structure.  The debugger needs to be able to associate this
4    opaque structure definition with the full definition in another
5    file.
6*/
7
8struct foo *foop;
9extern struct foo *getfoo ();
10#ifdef PROTOTYPES
11extern void putfoo (struct foo *foop);
12#endif
13
14int main ()
15{
16#ifdef usestubs
17    set_debug_traps();
18    breakpoint();
19#endif
20    foop = getfoo ();
21    putfoo (foop);
22    return 0;
23}
24