# Namespaces

Retro organizes words into *namespaces*. These are short prefix
strings at the start of a word name.

| Prefix  | Contains                                               |
| ------- | ------------------------------------------------------ |
| ASCII:  | ASCII character constants for control characters       |
| buffer: | Words for operating on a simple linear LIFO buffer     |
| c:      | Words for operating on ASCII character data            |
| class:  | Contains class handlers for words                      |
| d:      | Words operating on the Dictionary                      |
| err:    | Words for handling errors                              |
| n:      | Words operating on numeric data                        |
| prefix: | Contains prefix handlers                               |
| s:      | Words operating on string data                         |
| set:    | Words operating on sets (simple arrays)                |
| v:      | Words operating on variables                           |
| file:   | File I/O words                                         |
| f:      | Floating Point words                                   |
| gopher: | Gopher protocol words                                  |
| unix:   | Unix system call words                                 |