Module OpamParallel

module OpamParallel: sig .. end
Concurrent process execution

module type G = sig .. end
Functor argument
type error = 
| Process_error of OpamProcess.result
| Internal_error of string
| Package_error of string
module type SIG = sig .. end
Functor signature
module Make: 
functor (G : G) -> SIG with module G = G
Functor