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#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
int stat(const char *path, struct stat *buf);
int fstat(int filedes, struct stat *buf);
int lstat(const char *path, struct stat *buf);
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path£ºÎļþ·¾¶Ãû¡£
filedes£ºÎļþÃèÊö´Ê¡£
buf£ºÊÇÒÔϽṹÌåµÄÖ¸Õë
struct stat {
   dev_t     st_dev;     /* ÎļþËùÔÚÉ豸µÄ±êʶ */
    ino_t     st_ino;     /* Îļþ½áµãºÅ */
   mode_t    st_mode;    /* Îļþ±£»¤Ä£Ê½ */
   nlink_t   st_nlink;   /* Ó²Á¬½ÓÊý */
   uid_t     st_uid;     /* ÎļþÓû§±êʶ */
   gid_t     st_gid;     /* ÎļþÓû§×é±êʶ */
   dev_t     st_rdev;    /* ÎļþËù±íʾµÄÌØÊâÉ豸ÎļþµÄÉ豸±êʶ */
   off_t     st_size;    /* ×Ü´óС£¬×Ö½ÚΪµ¥Î» */
   blksize_t st_blksize; /* ÎļþϵͳµÄ¿é´óС */
   blkcnt_t st_blocks; /* ·ÖÅä¸øÎļþµÄ¿éµÄÊýÁ¿£¬512×Ö½ÚΪµ¥Ôª */
   time_t    st_atime;   /* ×îºó·ÃÎÊʱ¼ä */
   time_t    st_mtime;   /* ×îºóÐÞ¸Äʱ¼ä */
   time_t    st_ctime;   /* ×îºó״̬¸Ä±äʱ¼ä */
};
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1. vi /etc/sysconfig/network
NETWORKING=yes
NETWORKING_IPV6=no
HOSTNAME=example.com
GATEWAY=192.168.0.1
NDS1=219.150.32.132  // dns ·þÎñÆ÷µØÖ·
2.  vi /etc/sysconfig/network-scripts/ifcfg-eth0
DEVICE=eth0
HWADDR=00:15:E9:B1:32:AF
BOOTPROTO=static
IPADDR=192.168.0.188
NETMASK=255. ......

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