Index - C
| cat | Turtle.Prelude, Turtle |
| cd | Turtle.Prelude, Turtle |
| char | Turtle.Pattern, Turtle |
| chars | Turtle.Pattern, Turtle |
| chars1 | Turtle.Pattern, Turtle |
| chmod | Turtle.Prelude, Turtle |
| choice | Turtle.Pattern, Turtle |
| collapse | Turtle |
| commonPrefix | Turtle |
| count | Turtle.Pattern, Turtle |
| cp | Turtle.Prelude, Turtle |
| crlf | Turtle.Pattern, Turtle |