11626 introduce /etc/versions/build
11627 clean up UUID code for ::status

*** 21,30 ****
--- 21,34 ----
  /*
   * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
  
+ /*
+  * Copyright 2019 Joyent, Inc.
+  */
+ 
  #ifndef _MDB_KS_H
  #define _MDB_KS_H
  
  #include <sys/types.h>
  #include <sys/int_types.h>
*** 138,147 ****
--- 142,153 ----
  extern const char *mdb_dlpi_prim(int);
  
  /* Generic function for working with MAC (network layer 2) addresses. */
  extern void mdb_mac_addr(const uint8_t *, size_t, char *, size_t);
  
+ extern void mdb_print_buildversion(void);
+ 
  /*
   * Target-specific interfaces
   *
   * The existence and accessibility of the functions listed below is relied upon
   * by the indicated targets.  The targets look up and invoke these functions in