module Linkage:sig..end
The linkage of a global value, accessed with Llvm.linkage and
    Llvm.set_linkage. See llvm::GlobalValue::LinkageTypes.
type | | | External | 
| | | Available_externally | 
| | | Link_once | 
| | | Link_once_odr | 
| | | Link_once_odr_auto_hide | 
| | | Weak | 
| | | Weak_odr | 
| | | Appending | 
| | | Internal | 
| | | Private | 
| | | Dllimport | 
| | | Dllexport | 
| | | External_weak | 
| | | Ghost | 
| | | Common | 
| | | Linker_private | 
| | | Linker_private_weak |