#include <linux/syscalls.h>#include <linux/signal.h>#include <linux/unistd.h> #undef __SYSCALL#define __SYSCALL(nr, call) [nr] = (call), #define sys_mmap2 sys_mmap_pgoff asmlinkage int sys_rt_sigreturn(void); void *_sys_call_table[__NR_syscalls] = {#include <asm/unistd.h>};