| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| github.com/opencontainers/runc/internal/pathrs | Package pathrs provides wrappers around filepath-securejoin to add the minimum set of features needed from libpathrs that are not provided by filepath-securejoin, with the eventual goal being that these can be used to ease the transition by converting them stubs when enabling libpathrs builds. |
| io | Package io provides basic interfaces to I/O primitives. |
| os | Package os provides a platform-independent interface to operating system functionality. |
| strconv | Package strconv implements conversions to and from string representations of basic data types. |
| strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |