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#include <signal.h>
void handler_sigint (int signo)
{
printf("recv SIGINT\N");
}
int main()
{
 signal(SIGINT,handler_sigint);
while(1)
;
return 0;
}
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void perror(const char *s)
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linux driver net

http://www.cublog.cn/u/2108/showart_223258.html
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