pkg os, func Chown(string, int, int) error
pkg os, func Chtimes(string, time.Time, time.Time) error
pkg os, func Clearenv()
pkg os, func Create(string) (*File, error)
pkg os, func Environ() []string
pkg os, func Exit(int)
pkg os, func Expand(string, func(string) string) string
pkg os, func ExpandEnv(string) string
pkg os, func FindProcess(int) (*Process, error)
pkg os, func Getegid() int
pkg os, func Getenv(string) string