setenv       XYZ  foo
module       load a b c

proc ModulesHelp { } {
        puts stderr "\tGCC Compilers\n"
        puts stderr "\tThis module loads GCC Compiler variables."
        puts stderr "\t{ The command directory is added to PATH.             }"
        puts stderr "\t{ The library directory is added to LD_LIBRARY_PATH.  }"
        puts stderr "\t{ The include directory is added to INCLUDE.          }"
        puts stderr "\t{ The man     directory is added to MANPATH.          }"
}
