xterm: update to 316.

srcpkgs/xterm/template

@@ -1,7 +1,8 @@
 # Template file for 'xterm'
 pkgname=xterm
-version=315
+version=316
 revision=1
+build_pie=yes
 build_style=gnu-configure
 configure_args="--enable-wide-chars --enable-88-color --enable-broken-osc
  --enable-256-color --enable-luit --enable-paste64 --enable-ansi-color
@@ -19,7 +20,7 @@ maintainer="Juan RP <xtraeme@gmail.com>"
 homepage="http://invisible-island.net/xterm/"
 license="MIT"
 distfiles="ftp://invisible-island.net/xterm/$pkgname-$version.tgz"
-checksum=fee60049291a19357aa1022d6860a341c2750728ddac88520f01dc0fcd787d02
+checksum=94d3529ab770269bdf751621e18a8e2cc576b4fd030292462592ec1a49090c06
 
 post_install() {
 	for f in {u,}xterm.desktop; do