zabbix: update to 4.4.10 + fix libxml2 check

The m4/libxml2.m4 macro expects $PKG_CONFIG to contain the full path.
Patch it to look for /usr/bin/pkg-config even though a wrapper may
actually be used. For a more detailed description also see:
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=245613

srcpkgs/zabbix/patches/fix-libxml2_m4.patch

@@ -0,0 +1,11 @@
+--- m4/libxml2.m4	2020-05-10 19:36:06.000000000 +0200
++++ m4/libxml2.m4	2020-07-24 07:58:12.642619506 +0200
+@@ -52,7 +52,7 @@
+         AC_REQUIRE([PKG_PROG_PKG_CONFIG])
+         PKG_PROG_PKG_CONFIG()
+ 
+-        if test -x "$PKG_CONFIG"; then
++        if test -x "/usr/bin/$PKG_CONFIG"; then
+ 
+             LIBXML2_CFLAGS="`$PKG_CONFIG --cflags libxml-2.0`"
+ 

srcpkgs/zabbix/template

@@ -1,22 +1,22 @@
 # Template file for 'zabbix'
 pkgname=zabbix
-version=4.4.7
+version=4.4.10
 revision=1
 build_style=gnu-configure
-configure_args="--with-libxml2 --with-gnutls --with-libcurl --with-net-snmp
+configure_args="--with-gnutls --with-libcurl --with-libxml2=yes --with-net-snmp
  --with-mysql --enable-server --enable-ipv6 --with-ssh2 --enable-agent
- --enable-proxy"
-hostmakedepends="pkg-config"
-makedepends="gnutls-devel libcurl-devel libevent-devel libmysqlclient-devel
- libxml2-devel net-snmp-devel pcre-devel"
+ --enable-proxy ac_cv_lib_xml2_xmlReadMemory=yes"
+hostmakedepends="automake libtool pkg-config"
+makedepends="gnutls-devel libcurl-devel libxml2-devel libevent-devel
+ libmysqlclient-devel net-snmp-devel pcre-devel"
 depends="fping mysql"
 short_desc="IT Infrastructure components availability and performance monitoring"
 maintainer="Orphaned <orphan@voidlinux.org>"
 license="GPL-2.0-or-later"
 homepage="https://www.zabbix.com"
 changelog="https://www.zabbix.com/rn/rn${version}"
-distfiles="${SOURCEFORGE_SITE}/zabbix/zabbix-${version}.tar.gz"
-checksum=497b8fe7905576d4d450c6fa486693c10d42915b6b55564f111957edcb9fec8d
+distfiles="https://cdn.zabbix.com/zabbix/sources/stable/${version%.*}/zabbix-${version}.tar.gz"
+checksum=2de09bd41ccb2534a0e12ca45c0e7da3896d95f0c4f9f7815477123a3d692c8f
 conf_files="/etc/zabbix_server.conf"
 system_accounts="_zabbix_server"
 system_groups="_zabbix_server"
@@ -25,9 +25,13 @@ make_dirs="/var/log/zabbix-server 0750 _zabbix_server _zabbix_server"
 if [ "$CROSS_BUILD" ]; then
 	# configure scripts is bad at checking, problably runs code instead of
 	# using pkg-config files
-	hostmakedepends+=" libssh2-devel libevent-devel gnutls-devel pcre-devel"
+	hostmakedepends+=" ${makedepends}"
 fi
 
+pre_configure() {
+	autoreconf -fi
+}
+
 post_install() {
 	vsv zabbix-server