-struct callvectors {
- int (*open) (char*, int, int);
- int (*close) (int);
- int (*read) (int, void*, int);
- int (*write) (int, void*, int);
- off_t (*lseek) (int, off_t, int);
- int (*printf) (const char*, ...);
- void (*cacheflush) (void);
- char* (*gets) (char*);
-};
-