haiku: add wrappers for ntohl et al.

* These are defined as macros.

Author: jessicah

cbits/swap.c

@@ -0,0 +1,16 @@
+#include <netinet/in.h>
+
+static uint32_t my_htonl(uint32_t x) { return htonl(x); }
+static uint16_t my_htons(uint16_t x) { return htons(x); }
+static uint32_t my_ntohl(uint32_t x) { return ntohl(x); }
+static uint32_t my_ntohs(uint16_t x) { return ntohs(x); }
+
+#undef htonl
+#undef htons
+#undef ntohl
+#undef ntohs
+
+uint32_t htonl(uint32_t x) { return my_htonl(x); }
+uint32_t htons(uint16_t x) { return my_htons(x); }
+uint32_t ntohl(uint32_t x) { return my_ntohl(x); }
+uint32_t ntohs(uint16_t x) { return my_ntohs(x); }

network.cabal

@@ -176,6 +176,9 @@ library
             temporary
 
     if os(haiku)
+        c-sources:
+            cbits/swap.c
+
         extra-libraries:
             network