xorgproto: build style gnu-configure

This gets us rid of a cyclic dependency loop.
Closes: #12622 #12642

Signed-off-by: Jürgen Buchmüller <pullmoll@t-online.de>

srcpkgs/xorgproto/template

@@ -2,8 +2,8 @@
 pkgname=xorgproto
 version=2018.4
 revision=2
-build_style=meson
-configure_args="-Dlegacy=true"
+build_style=gnu-configure
+configure_args="--enable-legacy"
 hostmakedepends="xorg-util-macros"
 short_desc="Combined X.Org X11 Protocol headers"
 maintainer="maxice8 <thinkabit.ukim@gmail.com>"
@@ -32,6 +32,10 @@ provides="bigreqsproto-${version}_${revision} compositeproto-${version}_${revisi
  xproto-${version}_${revision} xf86bigfontproto-${version}_${revision}
  fontcacheproto-${version}_${revision}"
 
+post_configure() {
+	# man/Xprint.7 is can't be generated thus remove the rule
+	sed -i Makefile -e "s;\(miscman_DATA =\).*;\1;"
+}
 
 post_install() {
 	for license in COPYING-* ; do