137Srgrimes/* Note that struct foo is opaque (never defined) in this file. This 232241Ssteve is allowed by C since this file does not reference any members of 337Srgrimes the structure. The debugger needs to be able to associate this 418912Sjoerg opaque structure definition with the full definition in another 518912Sjoerg file. 618912Sjoerg*/ 718912Sjoerg 818912Sjoergstruct foo *foop; 918912Sjoergextern struct foo *getfoo (); 1018912Sjoerg#ifdef PROTOTYPES 1118912Sjoergextern void putfoo (struct foo *foop); 1218912Sjoerg#endif 1318912Sjoerg 1418912Sjoergint main () 1518912Sjoerg{ 1618912Sjoerg#ifdef usestubs 1718912Sjoerg set_debug_traps(); 1818912Sjoerg breakpoint(); 1918912Sjoerg#endif 2018912Sjoerg foop = getfoo (); 2118912Sjoerg putfoo (foop); 2232241Ssteve return 0; 2332241Ssteve} 2432241Ssteve