#define real_readlink(fn,buf,len) (syscall(SYS_readlink, (fn), (buf), (len)))
#define real_rename(fn1, fn2) (syscall(SYS_rename, (fn1), (fn2)))
+#define real_symlink(fn1, fn2) (syscall(SYS_symlink, (fn1), (fn2)))
#define real_stat(fn, buf ) (syscall(SYS_stat, (fn), (buf)))
#define real_fstat(fd, buf ) (syscall(SYS_fstat, (fd), (buf)))
#define real_read(fd, buf, count ) (syscall(SYS_read, (fd), (buf), (count)))