default:
		setNproc = false
	case "aix":
		nproc = 9
	case "linux":
		nproc = 6
	case "darwin", "dragonfly", "freebsd", "netbsd", "openbsd":
		nproc = 7
	}
	if setNproc {
		var rlim syscall.Rlimit
		if syscall.Getrlimit(nproc, &rlim) == nil {
			max := int(rlim.Cur) / (threads + 5)
			if attempts > max {
				t.Logf("lowering attempts from %d to %d for RLIMIT_NPROC", attempts, max)
				attempts = max
			}
		}

//sysnb	Getpgid(pid int) (pgid int, err error)
//sysnb	Getpgrp() (pgrp int)
//sysnb	Getpid() (pid int)
//sysnb	Getppid() (ppid int)
//sys	Getpriority(which int, who int) (prio int, err error)
//sysnb	Getrlimit(which int, lim *Rlimit) (err error)
//sysnb	Getrusage(who int, rusage *Rusage) (err error)
//sysnb	Getsid(pid int) (sid int, err error)
//sysnb	Gettimeofday(tv *Timeval) (err error)
//sysnb	Getuid() (uid int)
//sys	Issetugid() (tainted bool)

				}
			}
		}
	}
	if rlimit := summary.Node.Rlimit; rlimit != nil {
		if rlimit.NumOfRunningProcesses != nil && rlimit.MaxPID != nil {
			available := int64(*rlimit.MaxPID) - int64(*rlimit.NumOfRunningProcesses)
			result[evictionapi.SignalPIDAvailable] = signalObservation{
				available: resource.NewQuantity(available, resource.DecimalSI),
				capacity:  resource.NewQuantity(int64(*rlimit.MaxPID), resource.DecimalSI),

//sysnb	Getpgid(pid int) (pgid int, err error)
//sysnb	Getpgrp() (pgrp int)
//sysnb	Getpid() (pid int)
//sysnb	Getppid() (ppid int)
//sys	Getpriority(which int, who int) (prio int, err error)
//sysnb	Getrlimit(which int, lim *Rlimit) (err error)
//sysnb	Getrusage(who int, rusage *Rusage) (err error)
//sysnb	Getsid(pid int) (sid int, err error)
//sysnb	Gettimeofday(tv *Timeval) (err error)
//sysnb	Getuid() (uid int)
//sys	Issetugid() (tainted bool)

              echo "Envoy isn't running yet, trying again..."
              pgrep -u istio-proxy envoy
              sleep .1
            done
            pid="$(pgrep -u istio-proxy envoy)"
            sudo prlimit -p "${pid}" --core=unlimited
          }
          # To support image builders which cannot do RUN, do the run commands at startup.
          # This exploits the fact the images remove the installer once its installed.

// Time

type Timespec C.struct_timespec

type Timeval C.struct_timeval

type Timeval32 C.struct_timeval32

type Timezone C.struct_timezone

// Processes

type Rusage C.struct_rusage

type Rlimit C.struct_rlimit

type _Pid_t C.pid_t

type _Gid_t C.gid_t

// Files

type Flock_t C.struct_flock

type Stat_t C.struct_stat

type Statfs_t C.struct_statfs

type Fsid64_t C.fsid64_t

func enter_Prlimit(pid int, resource int, newlimit *Rlimit, old *Rlimit) (err error) {
	funcref := get_PrlimitAddr()
	if funcptrtest(GetZosLibVec()+SYS_PRLIMIT<<4, "") == 0 {
		*funcref = impl_Prlimit
	} else {
		*funcref = error_Prlimit
	}
	return (*funcref)(pid, resource, newlimit, old)
}

func error_Prlimit(pid int, resource int, newlimit *Rlimit, old *Rlimit) (err error) {
	err = ENOSYS
	return
}

	} else {
		flags &^= FDFLAG_NONBLOCK
	}
	errno := fd_fdstat_set_flags(int32(fd), flags)
	return errnoErr(errno)
}

type Rlimit struct {
	Cur uint64
	Max uint64
}

const (
	RLIMIT_NOFILE = iota
)

func Getrlimit(which int, lim *Rlimit) error {
	return ENOSYS

	_C_long_long C.longlong
)

// Time

type Timespec C.struct_timespec

type Timeval C.struct_timeval

type Timeval32 C.struct_timeval32

// Processes

type Rusage C.struct_rusage

type Rlimit C.struct_rlimit

type _Pid_t C.pid_t

type _Gid_t C.gid_t

// Files

const ( // Directory mode bits
	S_IFMT   = C.S_IFMT
	S_IFIFO  = C.S_IFIFO
	S_IFCHR  = C.S_IFCHR

	_C_long_long C.longlong
)

// Time

type Timespec C.struct_timespec

type Timeval C.struct_timeval

type Timeval32 C.struct_timeval32

// Processes

type Rusage C.struct_rusage

type Rlimit C.struct_rlimit

type _Gid_t C.gid_t

// Files

type Stat_t C.struct_stat64

type Statfs_t C.struct_statfs64

type Flock_t C.struct_flock

type Fstore_t C.struct_fstore