Valid format s are omf and coff . If no .obj files exist on the command line, the library is created using the OMF format. Normally, the case is significant. If you do not specify posname , ar inserts file at the beginning of the archive. This option is the same as -b .
Most file systems truncate the file name to the appropriate length.
With -p , it displays the member name before the contents. Windows NT 4.0. All UNIX systems. For historical compatibility, you can omit the - preceding the options if the options appear only as the first argument after the command name.