If PATH_MAX isn't defined, define it outselves
diff --git a/include/busybox.h b/include/busybox.h
index 87cebc3..d4b7964 100644
--- a/include/busybox.h
+++ b/include/busybox.h
@@ -101,6 +101,8 @@
 /* Pull in the utility routines from libbb */
 #include "libbb.h"
 
-
+#ifndef PATH_MAX 
+#define  PATH_MAX         256
+#endif
 
 #endif /* _BB_INTERNAL_H_ */