sync code with last improvements from OpenBSD

lib/libX11/Makefile.am

@@ -0,0 +1,37 @@
+if XLIB_LOADABLE_I18N
+ORDER=src modules
+else
+ORDER=modules src
+endif
+# Order: nls before specs
+SUBDIRS=include $(ORDER) nls man
+
+ACLOCAL_AMFLAGS = -I m4
+
+pkgconfigdir = $(libdir)/pkgconfig
+pkgconfig_DATA = x11.pc x11-xcb.pc
+
+MAINTAINERCLEANFILES = ChangeLog INSTALL
+
+.PHONY: ChangeLog INSTALL
+
+INSTALL:
+	$(INSTALL_CMD)
+
+ChangeLog:
+	$(CHANGELOG_CMD)
+
+dist-hook: ChangeLog INSTALL
+
+if LINT
+# Check source code with tools like lint & sparse
+LINT_SUBDIRS=src # modules
+
+lint:
+	@for subdir in $(LINT_SUBDIRS) ; do \
+		echo "Making $@ in $$subdir"; \
+		(cd $$subdir && $(MAKE) $(AM_MAKEFLAGS) lint) ; \
+	done
+endif LINT
+
+EXTRA_DIST = README.md