prctl
例句释义:1.Call prctl(2) to set PR_SET_KEEPCAPS, which asks the system to let it keep its capabipties across setuid(2).通过调用prctl（2）设置PR_SET_KEEPCAPS，这请求系统在调用setuid（2）时保留它的能力。
2.Using prctl from the global zone, the CPU share for global zone can also be defined.从全局专区使用prctl，也可以为全局专区限定CPU共享。
3.Using prctl(3), a process can request keeping its capabipties across its next setuid(2) call. This means that a process can通过使用prctl（3），进程可以请求在下一次调用setuid（2）时保留它的能力。