--- common/misc.c.orig	2009-04-04 19:43:43.000000000 +0200
+++ common/misc.c	2010-01-01 18:38:01.000000000 +0100
@@ -197,7 +197,7 @@
     LOG_SETMESSAGE(le,buf);
     LOG_SETORIGIN(le,origin);
     le->level=level;
-    fprintf(stderr,getLogText(le));
+    fprintf(stderr, "%s", getLogText(le));
     if (loglist)
         (*loglist)(le);
   }
--- x11/x11.c.orig	2009-04-04 19:43:47.000000000 +0200
+++ x11/x11.c	2010-01-01 18:44:58.000000000 +0100
@@ -288,7 +288,7 @@
     char buf[MAX_BUF];
 
     XGetErrorText(dp, xe->error_code, buf, MAX_BUF-1);
-    fprintf(stderr,buf);
+    fprintf(stderr, "%s", buf);
     /* If you want to try to live through errors, comment out
      * the abort below.
      */