libnet 编译问题：这是少什么东西啊？

zgx120106

#gcc -Wall `libnet-config --defines` my_libnet.c `libnet-config --libs` -lnet

my_libnet.c:158: warning: implicit declaration of function `libnet_open_link_interface'
my_libnet.c:160: warning: implicit declaration of function `libnet_error'
my_libnet.c:181: warning: implicit declaration of function `libnet_init_packet'
my_libnet.c:258: warning: implicit declaration of function `libnet_write_link_layer'
my_libnet.c:274: warning: implicit declaration of function `libnet_close_link_interface'
my_libnet.c:283: warning: implicit declaration of function `libnet_destroy_packet'

/tmp/ccj9SDyx.o(.text+0x22d): In function `my_callback':
: undefined reference to `libnet_open_link_interface'
/tmp/ccj9SDyx.o(.text+0x256): In function `my_callback':
: undefined reference to `libnet_error'
/tmp/ccj9SDyx.o(.text+0x28d): In function `my_callback':
: undefined reference to `libnet_init_packet'
/tmp/ccj9SDyx.o(.text+0x2a4): In function `my_callback':
: undefined reference to `libnet_error'
/tmp/ccj9SDyx.o(.text+0x447): In function `my_callback':
: undefined reference to `libnet_error'
/tmp/ccj9SDyx.o(.text+0x463): In function `my_callback':
: undefined reference to `libnet_write_link_layer'
/tmp/ccj9SDyx.o(.text+0x4b4): In function `my_callback':
: undefined reference to `libnet_close_link_interface'
/tmp/ccj9SDyx.o(.text+0x4cb): In function `my_callback':
: undefined reference to `libnet_error'
/tmp/ccj9SDyx.o(.text+0x4dd): In function `my_callback':
: undefined reference to `libnet_destroy_packet'
collect2: ld returned 1 exit status

lenovo

没找到你的libnet头文件和库文件。

zgx120106

可即使编译加上-I/usr/include/libnet -L/usr/libs  效果还是一样的啊
（所指定的位置肯定有头文件和库文件）

jacksting

libnet不是系统自带和默认的。需要去网上下载。是用来发送数据包的库，就像libpcap是截获数据包的库一样。

jacksting

如果不行，就重新编译安装试试。在/etc/ld.so.conf中加入你的路径，然后/sbin/ldconfig试试。

zgx120106

可是好象没有libnet.so这种文件，只有一个静态库libnet.a文件