Cleanup

*** 31,40 ****
--- 31,41 ----
  
  #include <limits.h>
  #include <sys/sysmacros.h>
  #include <net/pfkeyv2.h>
  #include <door.h>
+ #include <sys/socket.h>
  
  /*
   * This version number is intended to stop the calling process from
   * getting confused if a structure is changed and a mismatch occurs.
   * This should be incremented each time a structure is changed.