AR(5) AR(5) NAME ar - archive (library) file format SYNOPSIS #include <ar.h> DESCRIPTION The archive command ar is used to combine several files into one. Archives are used mainly as libraries to be searched by the link-editor ld. A file produced by ar has a magic number at the start, fol- lowed by the constituent files, each preceded by a file header. The magic number and header layout as described in the include file are: