`<mem.h>`

`memccpy, fmemccpy`	Copies a block of n bytes.
`memchr, _fmemchr`	Searches n bytes for character c.
`memcmp, _fmemcmp`	Compares two blocks for a length of exactly n bytes.
`memcpy, _fmemcpy`	Copies a block of n bytes.
`memicmp, _fmemicmp`	Compares n bytes of two character arrays, ignoring case.
`memmove`	Copies a block of n bytes.
`memset, _fmemset`	Sets n bytes of a block of memory to byte c.
`movedata`	Copies n bytes.
`movmem`	Moves a block of length bytes.
`setmem`	Assigns a value to a range of memory.