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-rw-r--r--include/netinet/in.h18
1 files changed, 6 insertions, 12 deletions
diff --git a/include/netinet/in.h b/include/netinet/in.h
index 3dea92632..0fc347a4c 100644
--- a/include/netinet/in.h
+++ b/include/netinet/in.h
@@ -223,6 +223,8 @@ struct ipv6_mreq
/* Get system-specific definitions. */
#include <bits/in.h>
+#include <endian.h>
+#include <bits/byteswap.h>
/* Functions to convert between host and network byte order.
@@ -231,17 +233,7 @@ struct ipv6_mreq
this was a short-sighted decision since on different systems the types
may have different representations but the values are always the same. */
-extern uint32_t ntohl __P ((uint32_t __netlong));
-extern uint16_t ntohs __P ((uint16_t __netshort));
-extern uint32_t htonl __P ((uint32_t __hostlong));
-extern uint16_t htons __P ((uint16_t __hostshort));
-
-#include <endian.h>
-
-/* Get machine dependent optimized versions of byte swapping functions. */
-#include <bits/byteswap.h>
-
-#if __BYTE_ORDER == __BIG_ENDIAN && defined __OPTIMIZE__
+#if __BYTE_ORDER == __BIG_ENDIAN
/* The host byte order is the same as network byte order,
so these functions are all just identity. */
# define ntohl(x) (x)
@@ -249,11 +241,13 @@ extern uint16_t htons __P ((uint16_t __hostshort));
# define htonl(x) (x)
# define htons(x) (x)
#else
-# if __BYTE_ORDER == __LITTLE_ENDIAN && defined __OPTIMIZE__
+# if __BYTE_ORDER == __LITTLE_ENDIAN
# define ntohl(x) __bswap_32 (x)
# define ntohs(x) __bswap_16 (x)
# define htonl(x) __bswap_32 (x)
# define htons(x) __bswap_16 (x)
+# else
+# error "What kind of system is this?"
# endif
#endif