rng-random: only build on POSIX platforms

There is no /dev/random on win32.

Cc: Stefan Weil <weil@mail.berlios.de>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

diff --git a/backends/Makefile.objs b/backends/Makefile.objs
index 875eebce6a0081cf38e8d3f6708f69704284e0de..883676106b6d7e7c4ea8b7af8e92262b61149e99 100644 (file)
--- a/backends/Makefile.objs
+++ b/backends/Makefile.objs
@@ -1 +1,2 @@
-common-obj-y += rng.o rng-random.o rng-egd.o
+common-obj-y += rng.o rng-egd.o
+common-obj-$(CONFIG_POSIX) += rng-random.o