Описание тега readelf
NoneReadelf displays information about ELF object files
Readelf displays information about http://en.wikipedia.org/wiki/Executable_and_Linkable_Format object files. It performs a similar function to objdump but it goes into more detail and it exists independently of the BFD library, so if there is a bug in BFD then readelf will not be affected.
On Linux, two widely available implementations exist: