memchr_inv
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## Name

memchr_inv — Find an unmatching character in an area of memory.

## Synopsis

`void * memchr_inv (` | const void * start,
| int c,
| size_t bytes`)`;

## Arguments

`start`

  The memory area

`c`

  Find a character other than c

`bytes`

  The size of the area.

## Description

returns the address of the first character other than `c`, or `NULL` if the whole buffer contains just `c`.

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