libcstruct-ocaml 6.2.0-3build2 (armhf binary) in ubuntu oracular

 Cstruct is a library and syntax extension to make it easier to access
 C-like structures directly from OCaml. It supports both reading and
 writing to these structures, and they are accessed via the Bigarray
 module.
 .
 This package contains the runtime libraries for programs using
 cstruct.