make编译时，总是提示：
make: Warning: File `mtrpcServer/real_pro.cpp' has modification time 41 s in the future
make: Warning: File `mtrpcServer/real_pro.cpp' has modification time 41 s in the future
make: Warning: File `mtrpcServer/real_pro.cpp' has modification time 41 s in the future
make: Warning: File `mtrpcServer/real_pro.cpp' has modification time 41 s in the future
make: Warning: File `mtrpcServer/real_pro.cpp' has modification time 41 s in the future
make: Warning: File `mtrpcServer/real_pro.cpp' has modification time 41 s in the future
make: Warning: File `mtrpcServer/real_pro.cpp' has modification time 41 s in the future
make: Warning: File `mtrpcServer/real_pro.cpp' has modification time 41 s in the future
make: Warning: File `mtrpcServer/real_pro.cpp' has modification time 41 s in the future
make: Warning: File `mtrpcServer/real_pro.cpp' has modification time 41 s in the future
make: Warning: File `mtrpcServer/real_pro.cpp' has modification time 41 s in the future
原因：系统时间和当前时间有差距
解决办法：更改系统时间为当前时间
[root@QAServer autoQAServer]# date -s 10:36
Fri May 10 10:36:00 HKT 2013