Usage: gdbus-codegen [options] gdbus-codegen: error: no such option: --version

Usage: gdbus-codegen [options] Options: -h, --help show this help message and exit --xml-files=FILE D-Bus introspection XML file --interface-prefix=PREFIX String to strip from D-Bus interface names for code and docs --c-namespace=NAMESPACE The namespace to use for generated C code --c-generate-object-manager Generate a GDBusObjectManagerClient subclass when generating C code --generate-c-code=OUTFILES Generate C code in OUTFILES.[ch] --generate-docbook=OUTFILES Generate Docbook in OUTFILES-org.Project.IFace.xml --annotate=WHAT KEY VALUE Add annotation (may be used several times)