Use __builtin_bswap on little endian windows

diff --git a/endian.h b/endian.h
index 104ecda11fd2502aec16d27c20cebde1b533a833..72f7b1b3045b3549b0bc90232c84a896b554442c 100644 (file)
--- a/endian.h
+++ b/endian.h
@@ -72,19 +72,19 @@
 
 #      if BYTE_ORDER == LITTLE_ENDIAN
 
-#              define htobe16(x) htons(x)
+#              define htobe16(x) __builtin_bswap16(x)
 #              define htole16(x) (x)
-#              define be16toh(x) ntohs(x)
+#              define be16toh(x) __builtin_bswap16(x)
 #              define le16toh(x) (x)
 
-#              define htobe32(x) htonl(x)
+#              define htobe32(x) __builtin_bswap32(x)
 #              define htole32(x) (x)
-#              define be32toh(x) ntohl(x)
+#              define be32toh(x) __builtin_bswap32(x)
 #              define le32toh(x) (x)
 
-#              define htobe64(x) htonll(x)
+#              define htobe64(x) __builtin_bswap64(x)
 #              define htole64(x) (x)
-#              define be64toh(x) ntohll(x)
+#              define be64toh(x) __builtin_bswap64(x)
 #              define le64toh(x) (x)
 
 #      elif BYTE_ORDER == BIG_ENDIAN