-/* kernel/process.c */
-int sys_fork(struct pt_regs *);
-int sys_vfork(struct pt_regs *);
-long sys_execve(const char __user *,
- const char __user *const __user *,
- const char __user *const __user *);
-long sys_clone(unsigned long, unsigned long, void __user *,
- void __user *, struct pt_regs *);
-