uIP 1.0 for Mac OS X

* requirement
 - uIP 1.0, http://www.sics.se/~adam/uip/index.php/Main_Page
 - TUNTAP driver for Mac OS X, http://tuntaposx.sourceforge.net/

----
* patch for uIP 1.0

diff -ru uip-1.0.orig/uip/Makefile.include uip-1.0/uip/Makefile.include
--- uip-1.0.orig/uip/Makefile.include	2006-06-12 17:22:48.000000000 +0900
+++ uip-1.0/uip/Makefile.include	2010-05-07 10:43:33.000000000 +0900
@@ -41,7 +41,7 @@
 endif
 
 uip.a: ${addprefix $(OBJECTDIR)/, $(UIP_SOURCES:.c=.o)}
-	$(AR) rcf $@ $^
+	$(AR) rc $@ $^
 
 apps.a: ${addprefix $(OBJECTDIR)/, $(APP_SOURCES:.c=.o)}
-	$(AR) rcf $@ $^
+	$(AR) rc $@ $^
diff -ru uip-1.0.orig/uip/uip.h uip-1.0/uip/uip.h
--- uip-1.0.orig/uip/uip.h	2006-06-12 17:22:48.000000000 +0900
+++ uip-1.0/uip/uip.h	2010-05-07 10:35:09.000000000 +0900
@@ -1070,7 +1070,9 @@
 #      define HTONS(n) (u16_t)((((u16_t) (n)) << 8) | (((u16_t) (n)) >> 8))
 #   endif /* UIP_BYTE_ORDER == UIP_BIG_ENDIAN */
 #else
+#if !(defined(__APPLE__) && defined(__MACH__))
 #error "HTONS already defined!"
+#endif
 #endif /* HTONS */
 
 /**