memmem: Fix autoconf test.

* m4/memmem.m4 (gl_FUNC_MEMMEM): Test HAVE_DECL_MEMMEM, not HAVE_MEMMEM.

diff --git a/ChangeLog b/ChangeLog
index 2aa86b60c6c5a36935ba16df97f64057e9f31d63..6770d43f600a908d6b85f08eff6f39154edc70e7 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2010-11-20  Bruno Haible  <bruno@clisp.org>
+
+       memmem: Fix autoconf test.
+       * m4/memmem.m4 (gl_FUNC_MEMMEM): Test HAVE_DECL_MEMMEM, not HAVE_MEMMEM.
+
 2010-11-20  Bruno Haible  <bruno@clisp.org>
 
        Port to uClibc.

diff --git a/m4/memmem.m4 b/m4/memmem.m4
index 898d4c7c471a723404a511531c2007810f18148a..a4284dc990ca8932e633fd3e6d0f58140cfcac14 100644 (file)
--- a/m4/memmem.m4
+++ b/m4/memmem.m4
@@ -1,4 +1,4 @@
-# memmem.m4 serial 18
+# memmem.m4 serial 19
 dnl Copyright (C) 2002, 2003, 2004, 2007, 2008, 2009, 2010 Free Software
 dnl Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
@@ -64,7 +64,7 @@ dnl Additionally, check that memmem is efficient and handles empty needles.
 AC_DEFUN([gl_FUNC_MEMMEM],
 [
   AC_REQUIRE([gl_FUNC_MEMMEM_SIMPLE])
-  if test $HAVE_MEMMEM = 1 && test $REPLACE_MEMMEM = 0; then
+  if test $HAVE_DECL_MEMMEM = 1 && test $REPLACE_MEMMEM = 0; then
     AC_CACHE_CHECK([whether memmem works in linear time],
       [gl_cv_func_memmem_works_fast],
       [AC_RUN_IFELSE([AC_LANG_PROGRAM([[