check_compile_time(sizeof(IPHeader)?==?20);

check_compile_time(offsetof(IPHeader,?versionAndHeaderLength)?==?0);

check_compile_time(offsetof(IPHeader,?differentiatedServices)?==?1);

check_compile_time(offsetof(IPHeader,?totalLength)?==?2);

check_compile_time(offsetof(IPHeader,?identification)?==?4);

check_compile_time(offsetof(IPHeader,?flagsAndFragmentOffset)?==?6);

check_compile_time(offsetof(IPHeader,?timeToLive)?==?8);

check_compile_time(offsetof(IPHeader,?protocol)?==?9);

check_compile_time(offsetof(IPHeader,?headerChecksum)?==?10);

check_compile_time(offsetof(IPHeader,?sourceAddress)?==?12);

check_compile_time(offsetof(IPHeader,?destinationAddress)?==?16);

1check_compile_time?改為?__Check_Compile_Time