This utility makes the "sysconf", "pathconf", and "strconf" POSIX system calls available on the command-line.
Report sysconf, pathconf, and confstr system variables. Variable names from the sysconf(3) call start with ``_SC''. Variable names from the pathconf(3) call start with ``_PC''. Variable names from the confstr(3) call start with ``_CS''. To see a full list of available variable names, use the --all option.
Output a full list of all the known system variables. For pathconf(3) variables, you will need to include the --path option.
-p FILENAME, --path=FILENAME
When reporting pathconf(3) variables, use FILENAME as the path reference during the system call.
Output the variable name along with the value.
Display this help and exit.
Output version information exit.