pkg sync/atomic, func SwapUintptr(*uintptr, uintptr) uintptr
pkg syscall (darwin-386), const ICMP6_FILTER = 18
pkg syscall (darwin-386), const ICMP6_FILTER ideal-int
pkg syscall (darwin-386), const ImplementsGetwd = true
pkg syscall (darwin-386), const PRIO_PGRP = 1
pkg syscall (darwin-386), const PRIO_PGRP ideal-int
pkg syscall (darwin-386), const PRIO_PROCESS = 0
pkg syscall (darwin-386), const PRIO_PROCESS ideal-int

pkg syscall, const IP_MULTICAST_LOOP ideal-int
pkg syscall, const IP_MULTICAST_TTL ideal-int
pkg syscall, const IP_TOS ideal-int
pkg syscall, const IP_TTL ideal-int
pkg syscall, const ImplementsGetwd ideal-bool
pkg syscall, const O_APPEND ideal-int
pkg syscall, const O_ASYNC ideal-int
pkg syscall, const O_CLOEXEC ideal-int
pkg syscall, const O_CREAT ideal-int
pkg syscall, const O_EXCL ideal-int