2976 remove useless offsetof() macros

*** 43,54 ****
  #include <libintl.h>
  #include <locale.h>
  #include <sys/smbios.h>
  #include <libdevinfo.h>
  #include <stdlib.h>
! 
! #define offsetof(s, m)  ((size_t)(&(((s*)0)->m)))
  
  /*
   * Fault records are added to catalog by calling add_fault_record_to_catalog()
   * records are stored in order of importance to the system.
   * If -g flag is set or not_suppressed is not set and the class fru, fault,
--- 43,53 ----
  #include <libintl.h>
  #include <locale.h>
  #include <sys/smbios.h>
  #include <libdevinfo.h>
  #include <stdlib.h>
! #include <stddef.h>
  
  /*
   * Fault records are added to catalog by calling add_fault_record_to_catalog()
   * records are stored in order of importance to the system.
   * If -g flag is set or not_suppressed is not set and the class fru, fault,