LDouble
ComplexL
Ctypes

The core ctypes module.

PosixTypes
Ctypes_types
Ctypes_printers
Dl

Bindings to the dlopen / dlsym interface.

Libffi_abi

Support for various ABIs.

Foreign

High-level bindings for C functions and values

Cstubs_structs
Cstubs

Operations for generating C bindings stubs.

Cstubs_inverted

Operations for exposing OCaml code as C libraries.