* configure.in: Require GnuTLS 2.6.x or higher.

ChangeLog

+2011-05-09  Teodor Zlatanov  <tzz@lifelogs.com>
+
+	* configure.in: Require GnuTLS 2.6.x or higher.
+
 2011-05-06  Paul Eggert  <eggert@cs.ucla.edu>
 
 	Use C99's va_copy to avoid undefined behavior on x86-64 GNU/Linux.

configure.in

@@ -1977,7 +1977,7 @@ AC_SUBST(LIBSELINUX_LIBS)
 HAVE_GNUTLS=no
 HAVE_GNUTLS_CALLBACK_CERTIFICATE_VERIFY=no
 if test "${with_gnutls}" = "yes" ; then
-  PKG_CHECK_MODULES([LIBGNUTLS], [gnutls >= 2.2.4], HAVE_GNUTLS=yes, HAVE_GNUTLS=no)
+  PKG_CHECK_MODULES([LIBGNUTLS], [gnutls >= 2.6.0], HAVE_GNUTLS=yes, HAVE_GNUTLS=no)
   if test "${HAVE_GNUTLS}" = "yes"; then
     AC_DEFINE(HAVE_GNUTLS, 1, [Define if using GnuTLS.])
   fi
@@ -3683,7 +3683,7 @@ echo "  Does Emacs use -lgpm?                                   ${HAVE_GPM}"
 echo "  Does Emacs use -ldbus?                                  ${HAVE_DBUS}"
 echo "  Does Emacs use -lgconf?                                 ${HAVE_GCONF}"
 echo "  Does Emacs use -lselinux?                               ${HAVE_LIBSELINUX}"
-echo "  Does Emacs use -lgnutls?                                ${HAVE_GNUTLS}"
+echo "  Does Emacs use -lgnutls (2.6.x or higher)?              ${HAVE_GNUTLS}"
 echo "  Does Emacs use -lxml2?                                  ${HAVE_LIBXML2}"
 
 echo "  Does Emacs use -lfreetype?                              ${HAVE_FREETYPE}"