pkgconf: add alternatives, drop conflict with pkg-config

srcpkgs/pkgconf/template

@@ -2,7 +2,6 @@
 pkgname=pkgconf
 version=1.5.4
 revision=2
-conflicts="pkg-config>=0"
 build_style=gnu-configure # cmake and meson also available
 checkdepends="kyua"
 short_desc="Provides compiler and linker configuration"
@@ -14,10 +13,16 @@ distfiles="https://distfiles.dereferenced.org/pkgconf/${pkgname}-${version}.tar.
 checksum=d3468308553c94389dadfd10c4d1067269052b5364276a9d24a643c88485f715
 configure_args="--disable-shared --disable-static"
 
+alternatives="
+ pkg-config:pkg-config:/usr/bin/pkgconf
+ pkg-config:pkg-config.1:/usr/share/man/man1/pkgconf.1
+ pkg-config:pkg.m4:/usr/share/aclocal/pkg.m4.pkgconf"
+
 post_install() {
 	vlicense COPYING
-	rm -r $DESTDIR/usr/include
-	ln -sr $DESTDIR/usr/bin/pkgconf $DESTDIR/usr/bin/pkg-config
-	ln -sr $DESTDIR/usr/share/man/man1/pkgconf.1 \
-		$DESTDIR/usr/share/man/man1/pkg-config.1
+
+	rm -rf $DESTDIR/usr/include
+
+	# Suffix file that conflicts with pkg-config
+	mv ${DESTDIR}/usr/share/aclocal/pkg.m4{,.pkgconf}
 }