getSignature
Convenience getter for the %G_DBUS_MESSAGE_HEADER_FIELD_SIGNATURE header field.
This will always be non-null, but may be an empty string.
Return
The value.
Since
2.26
Convenience getter for the %G_DBUS_MESSAGE_HEADER_FIELD_SIGNATURE header field.
This will always be non-null, but may be an empty string.
The value.
2.26