59     /** @class Descriptor
62     class Descriptor  class in open_power::occ::Error
65         Descriptor(const Descriptor&) = default;
66         Descriptor& operator=(const Descriptor&) = default;
67         Descriptor(Descriptor&&) = default;
68         Descriptor& operator=(Descriptor&&) = default;
70         Descriptor() : log(false), err(0), callout(nullptr), path(nullptr) {}  in Descriptor()  function in open_power::occ::Error::Descriptor
72         /** @brief Constructs the Descriptor object
80         Descriptor(const char* path, int err = 0, const char* callout = nullptr,  in Descriptor()  function in open_power::occ::Error::Descriptor
129      *  @param[in] fd       - Associated File descriptor
146     /** @brief File descriptor to watch for errors */