10805 Fix for 10687 can be improved

*** 520,531 ****
                                  }
  #define SRPT_DPRINTF_L4(...)    if (srpt_errlevel >= SRPT_LOG_L4) { \
                                          cmn_err(CE_NOTE, __VA_ARGS__);\
                                  }
  #else
! #define SRPT_DPRINTF_L3(...)
! #define SRPT_DPRINTF_L4(...)
  #endif
  
  #ifdef __cplusplus
  }
  #endif
--- 520,531 ----
                                  }
  #define SRPT_DPRINTF_L4(...)    if (srpt_errlevel >= SRPT_LOG_L4) { \
                                          cmn_err(CE_NOTE, __VA_ARGS__);\
                                  }
  #else
! #define SRPT_DPRINTF_L3(...) (void)(0)
! #define SRPT_DPRINTF_L4(...) (void)(0)
  #endif
  
  #ifdef __cplusplus
  }
  #endif