When the macro processor executes a macro program statement that can create a macro variable (such as a %LET statement), the macro processor attempts to change the value of an existing macro variable ...

If a special character or mnemonic affects the way the macro processor constructs macro program statements, you must mask the item during macro compilation (or during the compilation of a macro ...

When you installed Linux, you installed a lot of cool programs, many of which you use every day. At the same time hundreds of little utilities also got installed, simply because they were required by ...