4471 DTrace count() with histogram
4472 DTrace full width distribution histograms
4473 DTrace frequency trails

@@ -112,12 +112,13 @@
 #define DT_VERS_1_9     DT_VERSION_NUMBER(1, 9, 0)
 #define DT_VERS_1_9_1   DT_VERSION_NUMBER(1, 9, 1)
 #define DT_VERS_1_10    DT_VERSION_NUMBER(1, 10, 0)
 #define DT_VERS_1_11    DT_VERSION_NUMBER(1, 11, 0)
 #define DT_VERS_1_12    DT_VERSION_NUMBER(1, 12, 0)
-#define DT_VERS_LATEST  DT_VERS_1_11
-#define DT_VERS_STRING  "Sun D 1.12"
+#define DT_VERS_1_12_1  DT_VERSION_NUMBER(1, 12, 1)
+#define DT_VERS_LATEST  DT_VERS_1_12_1
+#define DT_VERS_STRING  "Sun D 1.12.1"
 
 const dt_version_t _dtrace_versions[] = {
         DT_VERS_1_0,    /* D API 1.0.0 (PSARC 2001/466) Solaris 10 FCS */
         DT_VERS_1_1,    /* D API 1.1.0 Solaris Express 6/05 */
         DT_VERS_1_2,    /* D API 1.2.0 Solaris 10 Update 1 */

@@ -138,10 +139,11 @@
         DT_VERS_1_9,    /* D API 1.9 */
         DT_VERS_1_9_1,  /* D API 1.9.1 */
         DT_VERS_1_10,   /* D API 1.10 */
         DT_VERS_1_11,   /* D API 1.11 */
         DT_VERS_1_12,   /* D API 1.12 */
+        DT_VERS_1_12_1, /* D API 1.12.1 */
         0
 };
 
 /*
  * Table of global identifiers.  This is used to populate the global identifier

@@ -938,10 +940,11 @@
         dtp->dt_prcmode = DT_PROC_STOP_PREINIT;
         dtp->dt_linkmode = DT_LINK_KERNEL;
         dtp->dt_linktype = DT_LTYP_ELF;
         dtp->dt_xlatemode = DT_XL_STATIC;
         dtp->dt_stdcmode = DT_STDC_XA;
+        dtp->dt_encoding = DT_ENCODING_UNSET;
         dtp->dt_version = version;
         dtp->dt_fd = dtfd;
         dtp->dt_ftfd = ftfd;
         dtp->dt_fterr = fterr;
         dtp->dt_cdefs_fd = -1;