diff --git a/fastboot/Android.mk b/fastboot/Android.mk
index 8fc1f0b..44b9651 100644
--- a/fastboot/Android.mk
+++ b/fastboot/Android.mk
@@ -51,24 +51,28 @@
   LOCAL_C_INCLUDES += development/host/windows/usb/api
 endif
 
-# The following libf2fs_* are from system/extras/f2fs_utils,
-# and do not use code in external/f2fs-tools.
 LOCAL_STATIC_LIBRARIES := \
     $(EXTRA_STATIC_LIBS) \
     libzipfile \
     libunz \
     libext4_utils_host \
-    libf2fs_utils_host \
-    libf2fs_dlutils_host \
     libsparse_host \
     libz
-# libf2fs_dlutils_host will dlopen("libf2fs_fmt_host_dyn")
-LOCAL_LDLIBS := -ldl
-LOCAL_SHARED_LIBRARIES := libf2fs_fmt_host_dyn
+
 ifneq ($(HOST_OS),windows)
 LOCAL_STATIC_LIBRARIES += libselinux
 endif # HOST_OS != windows
 
+ifneq ($(HOST_OS),windows)
+# libf2fs_dlutils_host will dlopen("libf2fs_fmt_host_dyn")
+LOCAL_CFLAGS += -DUSE_F2FS
+LOCAL_LDLIBS += -ldl
+LOCAL_SHARED_LIBRARIES := libf2fs_fmt_host_dyn
+# The following libf2fs_* are from system/extras/f2fs_utils,
+# and do not use code in external/f2fs-tools.
+LOCAL_STATIC_LIBRARIES += libf2fs_utils_host libf2fs_dlutils_host
+endif
+
 include $(BUILD_HOST_EXECUTABLE)
 
 
diff --git a/fastboot/fs.c b/fastboot/fs.c
index 11e391b..8a15e6f 100644
--- a/fastboot/fs.c
+++ b/fastboot/fs.c
@@ -29,11 +29,12 @@
     return 0;
 }
 
-int generate_f2fs_image(int fd, long long partSize)
+#ifdef USE_F2FS
+static int generate_f2fs_image(int fd, long long partSize)
 {
-    make_f2fs_sparse_fd(fd, partSize, NULL, NULL);
-    return 0;
+    return make_f2fs_sparse_fd(fd, partSize, NULL, NULL);
 }
+#endif
 
 static const struct fs_generator {
 
@@ -42,7 +43,9 @@
 
 } generators[] = {
     { "ext4", generate_ext4_image},
+#ifdef USE_F2FS
     { "f2fs", generate_f2fs_image},
+#endif
 };
 
 const struct fs_generator* fs_get_generator(const char *fs_type)