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# android.system

## Classes

Int64Ref | A signed 64bit integer reference suitable for passing to lower-level system calls.
Os | Access to low-level system functionality.
OsConstants | Constants and helper functions for use with `Os`.
StructCmsghdr | Corresponds to C's `struct cmsghdr`.
StructMsghdr | Corresponds to C's `struct msghdr`
StructPollfd | Used as an in/out parameter to `Os#poll`.
StructStat | File information returned by `Os#fstat`, `Os#lstat`, and `Os#stat`.
StructStatVfs | File information returned by `Os#fstatvfs` and `Os#statvfs`.
StructTimespec | Corresponds to C's `struct timespec` from `<time.h>`.
StructTimeval | Corresponds to C's `struct timeval` from `sys/time.h`.
StructUtsname | Information returned by `Os#uname`.

## Exceptions

ErrnoException | A checked exception thrown when `Os` methods fail.

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