1 extern int printf (const char *,...);
3 struct s { struct s *n; } *p;
9 void sub( struct s *p, struct s **pp );
10 int look( struct s *p, struct s **pp );
20 for ( i = 0; i < MAX; i++ ) {
33 void sub( struct s *p, struct s **pp )
35 for ( ; look( p, pp ); ) {
43 int look( struct s *p, struct s **pp )