Man pages are provided for the compiler invocation commands and other utilities that are supplied with the compiler.
man xlC
Before you can read the compiler-supplied man pages, you must add the full directory path to the MANPATH environment variable. The command depends on the Linux(R) shell you are using. See Basic example: Bourne or Korn shell command to enable the XL C/C++ V8.0 man pages or Basic example: C shell command to enable the XL C/C++ V8.0 man pages. To determine the shell you are using issue the following command:
echo $SHELL
To determine the current setting of the national language on your system, use the following echo command:
echo $LANG
The XL C/C++ V8.0 man pages support the following locales: