#include <utf.h>#include <fmt.h>#include <bio.h>#include <regexp9.h>#include <stdlib.h>#include <unistd.h>#include <fcntl.h>#include <string.h>#include <ctype.h>#include <time.h> #define OREAD		O_RDONLY#define OWRITE	O_WRONLY#define ORDWR	O_RDWR#define nil 0#define nelem(x) (sizeof(x)/sizeof((x)[0]))#define seek lseek#define remove unlink#define exits(x)	exit(x && *(char*)x ? 1 : 0)#define USED(x)	if(x){}else#define create(name, mode, perm)	open(name, mode|O_CREAT, perm)#define ERRMAX	256