9971 Make getrandom(2) a public interface

*** 75,84 ****
--- 75,89 ----
  $endif
  $if _x86 && _ELF64
  $add amd64
  $endif
  
+ SYMBOL_VERSION ILLUMOS_0.29 {
+     protected:
+         getrandom;
+ } ILLUMOS_0.28;
+ 
  SYMBOL_VERSION ILLUMOS_0.28 {
      protected:
          pthread_attr_getname_np;
          pthread_attr_setname_np;
          pthread_getname_np;
*** 3021,3031 ****
          _getdents;
          _get_exit_frame_monitor;
          _getfp;
          _getgroupsbymember;
          _getlogin_r;
-         getrandom;
          _getsp;
          __gettsp;
          getvmusage;
          __getwchar_xpg5;
          __getwc_xpg5;
--- 3026,3035 ----