fix build

Change-Id: I28799d5523e1d2d2500a82b3d323c58486aacdbc
diff --git a/core/binary.mk b/core/binary.mk
index 5f0b043..3a53e48 100644
--- a/core/binary.mk
+++ b/core/binary.mk
@@ -133,7 +133,7 @@
 # clang is enabled by default for host builds
 # enable it unless we've specifically disabled clang above
 ifdef LOCAL_IS_HOST_MODULE
-    ifneq($(HOST_OS),windows)
+    ifneq ($(HOST_OS),windows)
     ifeq ($(my_clang),)
         my_clang := true
     endif