Define CTYPE for more Posix types
Define CTYPE for more Posix types

See also b9f636b3aa962154c1b1515a3acecfbe9071b308 for explaination,
as `unix` is slowly migrating to make more use of CApiFFI we need
more accurately annotated CTYPES.

tjakway/ghcjvm,nushio3/ghc,ezyang/ghc,oldmanmike/ghc,mcschroeder/ghc,snoyberg/ghc,mcschroeder/ghc,olsner/ghc,shlevy/ghc,tjakway/ghcjvm,mcschroeder/ghc,mettekou/ghc,sgillespie/ghc,vikraman/ghc,mettekou/ghc,nushio3/ghc,vTurbine/ghc,mcschroeder/ghc,sgillespie/ghc,nushio3/ghc,vTurbine/ghc,shlevy/ghc,sgillespie/ghc,snoyberg/ghc,tjakway/ghcjvm,oldmanmike/ghc,olsner/ghc,olsner/ghc,shlevy/ghc,sgillespie/ghc,mcschroeder/ghc,snoyberg/ghc,mcschroeder/ghc,shlevy/ghc,vTurbine/ghc,olsner/ghc,mettekou/ghc,vikraman/ghc,sdiehl/ghc,vTurbine/ghc,snoyberg/ghc,vTurbine/ghc,ezyang/ghc,vikraman/ghc,tjakway/ghcjvm,oldmanmike/ghc,mettekou/ghc,oldmanmike/ghc,ezyang/ghc,sgillespie/ghc,oldmanmike/ghc,sdiehl/ghc,vikraman/ghc,vikraman/ghc,sgillespie/ghc,snoyberg/ghc,tjakway/ghcjvm,tjakway/ghcjvm,sdiehl/ghc,sdiehl/ghc,oldmanmike/ghc,nushio3/ghc,snoyberg/ghc,mettekou/ghc,oldmanmike/ghc,vTurbine/ghc,ezyang/ghc,tjakway/ghcjvm,sdiehl/ghc,ezyang/ghc,vikraman/ghc,sdiehl/ghc,olsner/ghc,sgillespie/ghc,nushio3/ghc,shlevy/ghc,vikraman/ghc,shlevy/ghc,mettekou/ghc,mettekou/ghc,olsner/ghc,snoyberg/ghc,nushio3/ghc,ezyang/ghc,mcschroeder/ghc,nushio3/ghc,olsner/ghc,ezyang/ghc,sdiehl/ghc,vTurbine/ghc,shlevy/ghc