diff -Naur pam_radius-1.3.16/pam_radius_auth.c pam_radius-1.3.16-patched/pam_radius_auth.c
--- pam_radius-1.3.16/pam_radius_auth.c	2003-02-27 18:01:07.000000000 +0000
+++ pam_radius-1.3.16-patched/pam_radius_auth.c	2006-09-28 19:16:42.000000000 +0000
@@ -67,7 +67,7 @@
 /* internal data */
 static CONST char *pam_module_name = "pam_radius_auth";
 static char conf_file[BUFFER_SIZE]; /* configuration file */
-
+static char template_user[BUFFER_SIZE];
 /* we need to save these from open_session to close_session, since
  * when close_session will be called we won't be root anymore and
  * won't be able to access again the radius server configuration file
@@ -137,7 +137,11 @@
     } else if (!strcmp(*argv, "debug")) {
       ctrl |= PAM_DEBUG_ARG;
       conf->debug = 1;
-      
+    
+    } else if (!strncmp(*argv, "template_user=", 14)) {
+      ctrl |= PAM_TEMPLATE_USER;
+      strcpy(template_user, (*argv)+14);
+
     } else {
       _pam_log(LOG_WARNING, "unrecognized option '%s'", *argv);
     }
@@ -1223,6 +1227,8 @@
     *pret = retval;
     pam_set_data( pamh, "rad_setcred_return", (void *) pret, _int_free );
   }
+  if(retval == PAM_SUCCESS && (ctrl & PAM_TEMPLATE_USER))
+	  pam_set_item(pamh, PAM_USER, template_user);
   return retval;
 }
 
diff -Naur pam_radius-1.3.16/pam_radius_auth.h pam_radius-1.3.16-patched/pam_radius_auth.h
--- pam_radius-1.3.16/pam_radius_auth.h	2003-09-19 14:41:32.000000000 +0000
+++ pam_radius-1.3.16-patched/pam_radius_auth.h	2006-09-28 19:14:02.000000000 +0000
@@ -82,6 +82,7 @@
 #define PAM_SKIP_PASSWD    2
 #define PAM_USE_FIRST_PASS 4
 #define PAM_TRY_FIRST_PASS 8
+#define PAM_TEMPLATE_USER  16
 
 #define PAM_RETRY          0x30