More stuff should be skipped if OS!=Linux
diff --git a/Makefile.am b/Makefile.am
index 87b9d52..03ba01a 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -4,11 +4,15 @@
pkgconfigdir=$(libdir)/pkgconfig
pkgconfig_DATA=libmtp.pc
+EXTRA_DIST=libmtp.pc libmtp.sh COPYING README.windows.txt
+
+# This stuff only makes sense on Linux so only
+# build and ship it on Linux.
+if USE_LINUX
udevrulesdir=$(libexecdir)/rules.d
udevrules_DATA=libmtp.rules
+noinst_DATA=libmtp.usermap libmtp.fdi
-EXTRA_DIST=libmtp.pc libmtp.sh COPYING README.windows.txt
-noinst_DATA=libmtp.usermap libmtp.rules libmtp.fdi
libmtp.usermap: util/mtp-hotplug
util/mtp-hotplug > libmtp.usermap
libmtp.rules: util/mtp-hotplug
@@ -17,3 +21,4 @@
util/mtp-hotplug -H > libmtp.fdi
CLEANFILES = libmtp.usermap libmtp.rules libmtp.fdi
+endif