2 files changed, 9 insertions, 0 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index f26754d1135..dcbeffac1b4 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2011-09-29  Eli Zaretskii  <eliz@gnu.org>
+
+        * sysdep.c (snprintf) [EOVERFLOW]: If EOVERFLOW is not defined,
+        use EDOM.
+
 2011-09-28  Eli Zaretskii  <eliz@gnu.org>
 
         * xdisp.c (compute_display_string_end): If there's no display
diff --git a/src/sysdep.c b/src/sysdep.c
index f97a8585253..b0d5a1abbe3 100644
--- a/src/sysdep.c
+++ b/src/sysdep.c
@@ -1844,7 +1844,11 @@ snprintf (char *buf, size_t bufsize, char const *format, ...)
 
   if (INT_MAX < nbytes)
     {
+#ifdef EOVERFLOW
       errno = EOVERFLOW;
+#else
+      errno = EDOM;
+#endif
       return -1;
     }
   return nbytes;