Memory management

void free ( void *ptr );

Frees the block of memory pointed to by ptr

void * calloc ( size_t nmemb, size_t size );

Allocates adjacent blocks of memory, nmemb number of blocks of size individual block size

Parameters:

nmemb - the number of blocks to allocate size the size of each block

returns: a pointer on success, NULL on failure

void * malloc ( size_t size );

Allocate a block of memory

Parameters:

size - the size of the requested block of memory, in bytes.

returns: a pointer on success, NULL on failure