fix build in Android 4.4 (tested with Omni)

Change-Id: I781928483585052741fe1396bd9b136e61ca6538
diff --git a/fuse_sideload.c b/fuse_sideload.c
index 3259c5f..fd06fbf 100644
--- a/fuse_sideload.c
+++ b/fuse_sideload.c
@@ -70,6 +70,10 @@
 #define NO_STATUS         1
 #define NO_STATUS_EXIT    2
 
+#ifndef MIN
+#define MIN(a, b) ((a) < (b) ? (a) : (b))
+#endif
+
 struct fuse_data {
     int ffd;   // file descriptor for the fuse socket