getconf [-v specification] system_var
getconf [-v specification] path_var pathname
Displays all configuration variables for the current system and their values.
Indicate the specification and version for which to obtain configuration variables.
A system configuration variable, as defined by sysconf(3) or confstr(3).
A system configuration variable as defined by pathconf(3). This must be used with a pathname.
getconf was written by Roland McGrath for the GNU C Library
This man page was written by Ben Collins <email@example.com> for the Debian GNU/Linux system.
sysconf(3), pathconf(3), confstr(3)