DESCRIPTION
The memcpy() function copies n bytes from memory area src to memory area dest.
The memory areas should not overlap. Use memmove(3) if the memory areas do overlap.
RETURN VALUE
The memcpy() function returns a pointer to dest.
SYNOPSIS
#include <string.h>
void *memset(void *s, int c, size_t n);
DESCRIPTION
The memset() function fills the first n bytes of the memory area pointed to
by s with the constant byte c.
RETURN VALUE
The memset() function returns a pointer to the memory area s.