大端字节序和小端字节序判断

int check_big_little()
{
	union Bl
	{
		int i;             
		char c;
	}bl;
	bl.i = 1;  
	return bl.c;
}

int check_big_little()
{
	int num = 1;
	char *p = (char *)#
	if(*p == 1)
	{
		return 1;
	}
	else 
	{
		return 0;
	}
}