root/man/libc/calloc.html

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<h2 align=center>calloc</h2>
<h4 align=center>OS/161 Reference Manual</h4>

<h3>Name</h3>
calloc - allocate and clear memory

<h3>Library</h3>
Standard C Library (libc, -lc)

<h3>Synopsis</h3>
#include &lt;stdlib.h&gt;<br>
<br>
void *<br>
calloc(size_t <em>number</em>, size_t <em>size</em>);

<h3>Description</h3>

calloc allocates <em>number</em>*<em>size</em> bytes of memory, zeros
it, and returns a pointer to it. It is exactly equivalent to 
<A HREF=malloc.html>malloc</A>(<em>number</em>*<em>size</em>) followed
by <A HREF=bzero.html>bzero</A>.

<h3>Return Values</h3>
calloc returns a pointer to the memory allocated. If memory cannot be
obtained, NULL is returned.

<h3>See Also</h3>
<A HREF=malloc.html>malloc</A>,
<A HREF=realloc.html>realloc</A>,
<A HREF=free.html>free</A>

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