alloca(3) - NetBSD Manual Pages

ALLOCA(3)                 NetBSD Programmer's Manual                 ALLOCA(3)


NAME
alloca - memory allocator
LIBRARY
Standard C Library (libc, -lc)
SYNOPSIS
#include <stdlib.h> void * alloca(size_t size);
DESCRIPTION
The alloca() function allocates size bytes of space in the stack frame of the caller. This temporary space is automatically freed on return.
RETURN VALUES
The alloca() function returns a pointer to the beginning of the allocated space. If the allocation failed, a NULL pointer is returned.
SEE ALSO
brk(2), calloc(3), getpagesize(3), malloc(3), realloc(3)
BUGS
The alloca() function is machine dependent; its use is discouraged. NetBSD 1.5 June 4, 1993 1

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