XXX AVX procfs

*** 130,142 ****
  typedef struct lwp_info {       /* per-lwp information from core file */
          plist_t lwp_list;       /* linked list */
          lwpid_t lwp_id;         /* lwp identifier */
          lwpsinfo_t lwp_psinfo;  /* /proc/<pid>/lwp/<lwpid>/lwpsinfo data */
          lwpstatus_t lwp_status; /* /proc/<pid>/lwp/<lwpid>/lwpstatus data */
  #if defined(sparc) || defined(__sparc)
          gwindows_t *lwp_gwins;  /* /proc/<pid>/lwp/<lwpid>/gwindows data */
-         prxregset_t *lwp_xregs; /* /proc/<pid>/lwp/<lwpid>/xregs data */
          int64_t *lwp_asrs;      /* /proc/<pid>/lwp/<lwpid>/asrs data */
  #endif
  } lwp_info_t;
  
  typedef struct fd_info {
--- 130,142 ----
  typedef struct lwp_info {       /* per-lwp information from core file */
          plist_t lwp_list;       /* linked list */
          lwpid_t lwp_id;         /* lwp identifier */
          lwpsinfo_t lwp_psinfo;  /* /proc/<pid>/lwp/<lwpid>/lwpsinfo data */
          lwpstatus_t lwp_status; /* /proc/<pid>/lwp/<lwpid>/lwpstatus data */
+         prxregset_t *lwp_xregs; /* /proc/<pid>/lwp/<lwpid>/xregs data */
  #if defined(sparc) || defined(__sparc)
          gwindows_t *lwp_gwins;  /* /proc/<pid>/lwp/<lwpid>/gwindows data */
          int64_t *lwp_asrs;      /* /proc/<pid>/lwp/<lwpid>/asrs data */
  #endif
  } lwp_info_t;
  
  typedef struct fd_info {