:GNM, Programming, Generate Messages and SDML documentation GNM V2.4-000AGNM is a compiler that permits you to generate both MESSAGE filesB(.MSG files) and DOCUMENT SDML files containing the error messagesCand recovery text. From the MESSAGE compiler, you can also get the=SDL output (MESSAGE/SDL), and from that the language-specific1include files containing the message definitions.@GNM is built on lib$table_parse for its baseline operations, andfor its grammar.@Also included here are tsearch routines, C binary tree routines.