51 #define MAX(a,b) (((a)>(b))?(a):(b)) 54 int open(
const char *,
int);
56 size_t write(
int,
const char *,
size_t);
57 int read(
int,
char *,
size_t);
int open(const char *, int)
Opens a file descriptor.
size_t write(int, const char *, size_t)
Writes count bytes from buf to the filedescriptor fd.
int errno
Contains the last error code.
int close(int)
Closes the file descriptor fd.
int read(int, char *, size_t)
Read bytes from a file descriptor.
unsigned int UINT32
A type definition for a .