Function llvm_sys::target_machine::LLVMTargetMachineEmitToFile

pub unsafe extern "C" fn LLVMTargetMachineEmitToFile(
    T: LLVMTargetMachineRef,
    M: LLVMModuleRef,
    Filename: *mut c_char,
    codegen: LLVMCodeGenFileType,
    ErrorMessage: *mut *mut c_char
) -> LLVMBool