libXxf86dga: fix pkg-config file

Remove autoconf leftovers.

Bump PKGREVISION.

Author: 0-wiz-0

x11/libXxf86dga/Makefile

@@ -1,6 +1,7 @@
-# $NetBSD: Makefile,v 1.21 2026/01/26 10:36:07 wiz Exp $
+# $NetBSD: Makefile,v 1.22 2026/02/08 07:00:04 wiz Exp $
 
 DISTNAME=		libXxf86dga-1.1.7
+PKGREVISION=		1
 CATEGORIES=		x11
 MASTER_SITES=		${MASTER_SITE_XORG:=lib/}
 EXTRACT_SUFX=		.tar.xz
@@ -11,9 +12,10 @@ COMMENT=		Library for the XFree86-DGA X extension
 
 USE_TOOLS+=		pkg-config
 
-PKGCONFIG_OVERRIDE+=	xxf86dga.pc.in
+PKGCONFIG_OVERRIDE+=	output/meson-private/xxf86dga.pc
+
+PKGCONFIG_OVERRIDE_STAGE=	post-configure
 
-.include "../../meta-pkgs/modular-xorg/hacks.mk"
 .include "../../devel/meson/build.mk"
 BUILDLINK_API_DEPENDS.libX11+=	libX11>=1.6
 .include "../../x11/libX11/buildlink3.mk"