SYS_SETREUID                     = 70
	SYS_SETREGID                     = 71
	SYS_SIGSUSPEND                   = 72
	SYS_SIGPENDING                   = 73
	SYS_SETHOSTNAME                  = 74
	SYS_SETRLIMIT                    = 75
	SYS_GETRLIMIT                    = 76
	SYS_GETRUSAGE                    = 77
	SYS_GETTIMEOFDAY                 = 78
	SYS_SETTIMEOFDAY                 = 79
	SYS_GETGROUPS                    = 80

	SYS_FCHMOD                  = 91
	SYS_CHOWN                   = 92
	SYS_FCHOWN                  = 93
	SYS_LCHOWN                  = 94
	SYS_UMASK                   = 95
	SYS_GETTIMEOFDAY            = 96
	SYS_GETRLIMIT               = 97
	SYS_GETRUSAGE               = 98
	SYS_SYSINFO                 = 99
	SYS_TIMES                   = 100
	SYS_PTRACE                  = 101
	SYS_GETUID                  = 102

	SYS_FSTAT                          = 189
	SYS_LSTAT                          = 190
	SYS_PATHCONF                       = 191
	SYS_FPATHCONF                      = 192
	SYS_GETRLIMIT                      = 194
	SYS_SETRLIMIT                      = 195
	SYS_GETDIRENTRIES                  = 196
	SYS_MMAP                           = 197
	SYS_LSEEK                          = 199
	SYS_TRUNCATE                       = 200

	SYS_FPATHCONF      = 192 // { long sys_fpathconf(int fd, int name); }
	SYS_SWAPCTL        = 193 // { int sys_swapctl(int cmd, const void *arg, int misc); }
	SYS_GETRLIMIT      = 194 // { int sys_getrlimit(int which, struct rlimit *rlp); }
	SYS_SETRLIMIT      = 195 // { int sys_setrlimit(int which, const struct rlimit *rlp); }
	SYS_MMAP           = 197 // { void *sys_mmap(void *addr, size_t len, int prot, int flags, int fd, long pad, off_t pos); }

	SYS_FPATHCONF      = 192 // { long sys_fpathconf(int fd, int name); }
	SYS_SWAPCTL        = 193 // { int sys_swapctl(int cmd, const void *arg, int misc); }
	SYS_GETRLIMIT      = 194 // { int sys_getrlimit(int which, struct rlimit *rlp); }
	SYS_SETRLIMIT      = 195 // { int sys_setrlimit(int which, const struct rlimit *rlp); }
	SYS_MMAP           = 197 // { void *sys_mmap(void *addr, size_t len, int prot, int flags, int fd, long pad, off_t pos); }

	SYS_SETREGID                     = 4071
	SYS_SIGSUSPEND                   = 4072
	SYS_SIGPENDING                   = 4073
	SYS_SETHOSTNAME                  = 4074
	SYS_SETRLIMIT                    = 4075
	SYS_GETRLIMIT                    = 4076
	SYS_GETRUSAGE                    = 4077
	SYS_GETTIMEOFDAY                 = 4078
	SYS_SETTIMEOFDAY                 = 4079
	SYS_GETGROUPS                    = 4080

		return 0, EINVAL
	}
	return mmap2(addr, length, prot, flags, fd, page)
}

type rlimit32 struct {
	Cur uint32
	Max uint32
}

//sysnb getrlimit(resource int, rlim *rlimit32) (err error) = SYS_GETRLIMIT

const rlimInf32 = ^uint32(0)
const rlimInf64 = ^uint64(0)

func Getrlimit(resource int, rlim *Rlimit) (err error) {
	err = prlimit(0, resource, nil, rlim)
	if err != ENOSYS {
		return err
	}

	SYS_FSTAT                          = 189
	SYS_LSTAT                          = 190
	SYS_PATHCONF                       = 191
	SYS_FPATHCONF                      = 192
	SYS_GETRLIMIT                      = 194
	SYS_SETRLIMIT                      = 195
	SYS_GETDIRENTRIES                  = 196
	SYS_MMAP                           = 197
	SYS_LSEEK                          = 199
	SYS_TRUNCATE                       = 200

	SYS_SETREGID                     = 4071
	SYS_SIGSUSPEND                   = 4072
	SYS_SIGPENDING                   = 4073
	SYS_SETHOSTNAME                  = 4074
	SYS_SETRLIMIT                    = 4075
	SYS_GETRLIMIT                    = 4076
	SYS_GETRUSAGE                    = 4077
	SYS_GETTIMEOFDAY                 = 4078
	SYS_SETTIMEOFDAY                 = 4079
	SYS_GETGROUPS                    = 4080

	SYS_FPATHCONF      = 192 // { long sys_fpathconf(int fd, int name); }
	SYS_SWAPCTL        = 193 // { int sys_swapctl(int cmd, const void *arg, int misc); }
	SYS_GETRLIMIT      = 194 // { int sys_getrlimit(int which, struct rlimit *rlp); }
	SYS_SETRLIMIT      = 195 // { int sys_setrlimit(int which, const struct rlimit *rlp); }
	SYS_MMAP           = 197 // { void *sys_mmap(void *addr, size_t len, int prot, int flags, int fd, long pad, off_t pos); }