php man page for getconf

GETCONF(1)                                                       Debian GNU/Linux                                                       GETCONF(1)

NAME
       getconf - Query system configuration variables

SYNOPSIS
       getconf -a

       getconf [-v specification] system_var

       getconf [-v specification] path_var pathname

DESCRIPTION
       -a

               Displays all configuration variables for the current system
               and their values.

       -v

               Indicate the specification and version for which to obtain
               configuration variables.

       system_var

               A system configuration variable, as defined by sysconf(3) or
               confstr(3).

       path_var

               A system configuration variable as defined by pathconf(3). This
               must be used with a pathname.

AUTHOR
       getconf was written by Roland McGrath for the GNU C Library

       This man page was written by Ben Collins <bcollins@debian.org> for the Debian GNU/Linux system.

SEE ALSO
       sysconf(3), pathconf(3), confstr(3)

3rd Berkeley Distribution                                             squeeze                                                           GETCONF(1)