Man Pages – Linux Manual Pages

cfree – free allocated memory
USAGE
#include <stdlib.h>

/* In SunOS 4 */
int cfree(void *ptr);

/* In glibc or FreeBSD libcompat */
void cfree(void *ptr);

[...]

calloc, malloc, free, realloc – Allocate and free dynamic memory
USAGE
#include <stdlib.h>

void *calloc(size_t nmemb, size_t size);
void *malloc(size_t size);
void free(void *ptr);
void *realloc(void [...]

cdecl, c++decl – Compose C and C++ type declarations
USAGE
cdecl [-a | -+ | -p | -r] [-ciqdDV]
[[ files ...] | explain … | declare … | cast … | set … |
[...]

brk, sbrk – change data segment size
USAGE
#include <unistd.h>

int brk(void *end_data_segment);

void *sbrk(intptr_t increment);

DESCRIPTION
brk() sets the end of the data segment to [...]

asprintf, vasprintf – print to allocated string
USAGE
#define _GNU_SOURCE
#include <stdio.h>

int asprintf(char **strp, const char *fmt, …);

int vasprintf(char **strp, const char *fmt, va_list ap);

DESCRIPTION
[...]

alloca – memory allocator
USAGE
#include <alloca.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 [...]