dbx supports the KornShell (ksh) command syntax, including branching and looping, environment variables, history, and command-line editing. :
| ksh Aliases | The list of builtin aliases |
| ksh Backslash | The list of backslash escapes recognized by kprint |
| ksh Builtins | The list of builtin commands |
| ksh Differences | Known differences between the dbx interpreter and ksh |
| ksh Environment Variables | The list of predefined variables |
| ksh Expressions | Using ksh expressions, $[] language expressions, etc. |
| ksh Options | set -o options |
| ksh Syntax | A simplified ksh grammar |
| ksh Variables | Setting, testing, modifying ksh variables |