Create the key on windows too even if the security is lower.

This commit was SVN r12005.

orte/util/pre_condition_transports.c

@@ -64,10 +64,11 @@ int orte_pre_condition_transports(orte_app_context_t **app_context, size_t num_c
 {
     size_t i;
     char *cs_env;
-    int fd_rand;
     uint64_t unique_key[2];
     char string_key[ORTE_TRANSPORT_KEY_LEN + 1]; /* key + null */
 	
+#if !defined(__WINDOWS__)
+    int fd_rand;
     size_t bytes_read; 
     struct stat buf;
 
@@ -89,6 +90,10 @@ int orte_pre_condition_transports(orte_app_context_t **app_context, size_t num_c
             close(fd_rand);
         }
     }
+#else
+    rand_s( &unique_key[0] );
+    rand_s( &unique_key[1] );
+#endif  /* !defined(__WINDOWS__) */
 
     sprintf(string_key, ORTE_TRANSPORT_KEY_FMT, (long unsigned)unique_key[0], 
             (long unsigned)unique_key[1]);