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6.19 Foreign Function Interface

Sometimes you need to use libraries written in C or Rust or some other non-Scheme language. More rarely, you might need to write some C to extend Guile. This section describes how to load these “foreign libraries”, look up data and functions inside them, and so on.

• Foreign Libraries
• Foreign Extensions
• Foreign Pointers
• Foreign Types
• Foreign Functions
• Void Pointers and Byte Access
• Foreign Structs
• More Foreign Functions