From 0a871185ee7bf08b792187aa94bb73839650cc47 Mon Sep 17 00:00:00 2001
From: Simon Josefsson <simon@josefsson.org>
Date: Fri, 21 Oct 2005 12:55:02 +0000
Subject: [PATCH] * gc.m4: Don't use libgcrypt if gcrypt.h isn't found,
 suggested by Bruno Haible <bruno@clisp.org>.

---
 m4/ChangeLog | 3 +++
 m4/gc.m4     | 3 +--
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/m4/ChangeLog b/m4/ChangeLog
index 57a7d1a2d..d9212ca6c 100644
--- a/m4/ChangeLog
+++ b/m4/ChangeLog
@@ -1,5 +1,8 @@
 2005-10-21  Simon Josefsson  <jas@extundo.com>
 
+	* gc.m4: Don't use libgcrypt if gcrypt.h isn't found, suggested by
+	Bruno Haible <bruno@clisp.org>.
+
 	* gc-des.m4: New file.
 
 2005-10-21  Simon Josefsson  <jas@extundo.com>
diff --git a/m4/gc.m4 b/m4/gc.m4
index bf46b92e6..41e569d5b 100644
--- a/m4/gc.m4
+++ b/m4/gc.m4
@@ -11,10 +11,9 @@ AC_DEFUN([gl_GC],
     AS_HELP_STRING([--with-libgcrypt], [use libgcrypt for low-level crypto]),
     libgcrypt=$withval, libgcrypt=no)
   if test "$libgcrypt" != no; then
-    AC_LIB_HAVE_LINKFLAGS([gcrypt])
+    AC_LIB_HAVE_LINKFLAGS([gcrypt], [], [#include <gcrypt.h>])
   fi
   if test "$ac_cv_libgcrypt" = yes; then
-    AC_CHECK_HEADER(gcrypt.h)
     AC_LIBOBJ([gc-libgcrypt])
   else
     AC_LIBOBJ([gc-gnulib])
-- 
2.11.0