Проверка версии gzip и tar

Листинг 2.3. Проверка версии gzip и tar

$ gzip --version

gzip 1.3

(1999-12-21)

This program cones with ABSOLUTELY NO WARRANTY.

You may redistribute copies of this program

under the terms of the GNU General Public License.

For more information about these matters, see the file named COPYING.

Compilation options:

DIRENT UTIME STOC_HEADERS HAVE_UNISTD_H HAVE_MEMORY_H HAVE_STRING_H

Writter by Jean-Loup Gailly.

$ tar --version

tan (GNU tar) 1.13.17

Copytight 2000 Free Software Foundation. Inc.

This program cones with NO WARRANT, to the extent permitted by law.

You may redistribute it under the terms of the GNU General Public License:

see the file named COPYING for details

Written by John Gilmore and jay Fenlason.