Function LLVMOrcMaterializationResponsibilityDefineMaterializing 

#[unsafe(no_mangle)]
pub extern "C" fn LLVMOrcMaterializationResponsibilityDefineMaterializing(
    MR: LLVMOrcMaterializationResponsibilityRef,
    Pairs: LLVMOrcCSymbolFlagsMapPairs,
    NumPairs: size_t,
) -> LLVMErrorRef