Fix typo in previous message.

diff --git a/lib/m4sugar/m4sh.m4 b/lib/m4sugar/m4sh.m4
index 7de77dd87b5166f4c9d3e7f3eed88493f5b01ef7..c6a16850ef7d6532452ef729385d2021c8b9e0e8 100644 (file)
--- a/lib/m4sugar/m4sh.m4
+++ b/lib/m4sugar/m4sh.m4
@@ -1560,7 +1560,7 @@ _AS_RUN([_AS_SHELL_FN_WORK]) || {
   echo No shell found that supports shell functions.
   echo Please tell bug-autoconf@gnu.org about your system,
   echo including any error possibly output before this message.
-  echo This can help us improve future autoconf version.
+  echo This can help us improve future autoconf versions.
   echo Configuration will now proceed without shell functions.
 }
 ])