package/clamav: bump version to 0.98.7, enable ipv6 support

Clamav uses AC_TRY_RUN in m4/reorganization/code_checks/ipv6.m4 to check
for ipv6 support, which is not cross-compile safe. Since buildroot
supports ipv6 out-of-the-box now this patch forces ipv6 support.

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/clamav/clamav.hash

@@ -1,2 +1,2 @@
-# From http://sourceforge.net/projects/clamav/files/clamav/0.98.6/
-sha1	03cb9a20a08aba9176b1f58d5527d06ec8261f9c	clamav-0.98.6.tar.gz
+# From http://sourceforge.net/projects/clamav/files/clamav/0.98.7/
+sha1	c9793d67c041e2b944116d912f8681c8bd6e4432	clamav-0.98.7.tar.gz

package/clamav/clamav.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-CLAMAV_VERSION = 0.98.6
+CLAMAV_VERSION = 0.98.7
 CLAMAV_SITE = http://sourceforge.net/projects/clamav/files/clamav/$(CLAMAV_VERSION)
 CLAMAV_LICENSE = GPLv2
 CLAMAV_LICENSE_FILES = COPYING COPYING.bzip2 COPYING.file COPYING.getopt \
@@ -16,7 +16,8 @@ CLAMAV_DEPENDENCIES = openssl zlib $(if $(BR2_NEEDS_GETTEXT_IF_LOCALE),gettext)
 
 # mmap cannot be detected when cross-compiling, needed for mempool support
 CLAMAV_CONF_ENV = \
-	ac_cv_c_mmap_private=yes
+	ac_cv_c_mmap_private=yes \
+	have_cv_ipv6=yes
 
 CLAMAV_CONF_OPTS = \
 	--with-dbdir=/var/lib/clamav \