依赖库搜索流程动态库或可执行文件，是如何找到它所依赖的库的？是按以下目录顺序来搜索：theRPATHbinaryheader(setatbuild-time)ofthelibrarycausingthelookup(ifany)theRPATHbinaryheader(setatbuild-time)oftheexecutabletheLD_LIBRARY_PATH