diff --git a/Makefile b/Makefile
index 223f076..b5b7437 100644
--- a/Makefile
+++ b/Makefile
@@ -41,6 +41,14 @@ dist:
 		$(PACKAGE)-$(VERSION)/data/Makefile \
 		$(PACKAGE)-$(VERSION)/data/configure.conf \
 		$(PACKAGE)-$(VERSION)/data/project.conf \
+		$(PACKAGE)-$(VERSION)/data/platform/Makefile \
+		$(PACKAGE)-$(VERSION)/data/platform/Darwin.conf \
+		$(PACKAGE)-$(VERSION)/data/platform/FreeBSD.conf \
+		$(PACKAGE)-$(VERSION)/data/platform/Linux.conf \
+		$(PACKAGE)-$(VERSION)/data/platform/NetBSD.conf \
+		$(PACKAGE)-$(VERSION)/data/platform/OpenBSD.conf \
+		$(PACKAGE)-$(VERSION)/data/platform/Windows.conf \
+		$(PACKAGE)-$(VERSION)/data/platform/project.conf \
 		$(PACKAGE)-$(VERSION)/doc/Makefile \
 		$(PACKAGE)-$(VERSION)/doc/configure.css.xml \
 		$(PACKAGE)-$(VERSION)/doc/configure.xml \
diff --git a/data/Makefile b/data/Makefile
index 5880235..1d70735 100644
--- a/data/Makefile
+++ b/data/Makefile
@@ -1,3 +1,4 @@
+SUBDIRS	= platform
 OBJDIR	=
 PREFIX	= /usr/local
 DESTDIR	=
@@ -6,17 +7,40 @@ INSTALL	= install
 RM	= rm -f
 
 
-all:
+all: subdirs
+
+subdirs:
+	@for i in $(SUBDIRS); do (cd "$$i" && \
+		if [ -n "$(OBJDIR)" ]; then \
+		([ -d "$(OBJDIR)$$i" ] || $(MKDIR) -- "$(OBJDIR)$$i") && \
+		$(MAKE) OBJDIR="$(OBJDIR)$$i/"; \
+		else $(MAKE); fi) || exit; done
 
 clean:
+	@for i in $(SUBDIRS); do (cd "$$i" && \
+		if [ -n "$(OBJDIR)" ]; then \
+		$(MAKE) OBJDIR="$(OBJDIR)$$i/" clean; \
+		else $(MAKE) clean; fi) || exit; done
 
-distclean: clean
+distclean:
+	@for i in $(SUBDIRS); do (cd "$$i" && \
+		if [ -n "$(OBJDIR)" ]; then \
+		$(MAKE) OBJDIR="$(OBJDIR)$$i/" distclean; \
+		else $(MAKE) distclean; fi) || exit; done
 
 install:
+	@for i in $(SUBDIRS); do (cd "$$i" && \
+		if [ -n "$(OBJDIR)" ]; then \
+		$(MAKE) OBJDIR="$(OBJDIR)$$i/" install; \
+		else $(MAKE) install; fi) || exit; done
 	$(MKDIR) $(DESTDIR)$(PREFIX)/share/configure
 	$(INSTALL) -m 0644 configure.conf $(DESTDIR)$(PREFIX)/share/configure/configure.conf
 
 uninstall:
+	@for i in $(SUBDIRS); do (cd "$$i" && \
+		if [ -n "$(OBJDIR)" ]; then \
+		$(MAKE) OBJDIR="$(OBJDIR)$$i/" uninstall; \
+		else $(MAKE) uninstall; fi) || exit; done
 	$(RM) -- $(DESTDIR)$(PREFIX)/share/configure/configure.conf
 
-.PHONY: all clean distclean install uninstall
+.PHONY: all subdirs clean distclean install uninstall
diff --git a/data/platform/Makefile b/data/platform/Makefile
new file mode 100644
index 0000000..4ef0ec0
--- /dev/null
+++ b/data/platform/Makefile
@@ -0,0 +1,37 @@
+OBJDIR	=
+PREFIX	= /usr/local
+DESTDIR	=
+MKDIR	= mkdir -m 0755 -p
+INSTALL	= install
+RM	= rm -f
+
+
+all:
+
+clean:
+
+distclean: clean
+
+install:
+	$(MKDIR) $(DESTDIR)$(PREFIX)/share/configure/platform
+	$(INSTALL) -m 0644 Darwin.conf $(DESTDIR)$(PREFIX)/share/configure/platform/Darwin.conf
+	$(MKDIR) $(DESTDIR)$(PREFIX)/share/configure/platform
+	$(INSTALL) -m 0644 FreeBSD.conf $(DESTDIR)$(PREFIX)/share/configure/platform/FreeBSD.conf
+	$(MKDIR) $(DESTDIR)$(PREFIX)/share/configure/platform
+	$(INSTALL) -m 0644 Linux.conf $(DESTDIR)$(PREFIX)/share/configure/platform/Linux.conf
+	$(MKDIR) $(DESTDIR)$(PREFIX)/share/configure/platform
+	$(INSTALL) -m 0644 NetBSD.conf $(DESTDIR)$(PREFIX)/share/configure/platform/NetBSD.conf
+	$(MKDIR) $(DESTDIR)$(PREFIX)/share/configure/platform
+	$(INSTALL) -m 0644 OpenBSD.conf $(DESTDIR)$(PREFIX)/share/configure/platform/OpenBSD.conf
+	$(MKDIR) $(DESTDIR)$(PREFIX)/share/configure/platform
+	$(INSTALL) -m 0644 Windows.conf $(DESTDIR)$(PREFIX)/share/configure/platform/Windows.conf
+
+uninstall:
+	$(RM) -- $(DESTDIR)$(PREFIX)/share/configure/platform/Darwin.conf
+	$(RM) -- $(DESTDIR)$(PREFIX)/share/configure/platform/FreeBSD.conf
+	$(RM) -- $(DESTDIR)$(PREFIX)/share/configure/platform/Linux.conf
+	$(RM) -- $(DESTDIR)$(PREFIX)/share/configure/platform/NetBSD.conf
+	$(RM) -- $(DESTDIR)$(PREFIX)/share/configure/platform/OpenBSD.conf
+	$(RM) -- $(DESTDIR)$(PREFIX)/share/configure/platform/Windows.conf
+
+.PHONY: all clean distclean install uninstall