#define SEEK_CUR 1
#define SEEK_END 2
-#undef NULL
-#ifdef __cplusplus
-#define NULL 0
-#else
-#define NULL ((void*)0)
-#endif
+#define NULL 0L
#define __NEED_size_t
#define __NEED_ssize_t
void endusershell(void);
char *getusershell(void);
int acct(const char *);
+long syscall(long, ...);
#endif
#ifdef _GNU_SOURCE