diff --git a/starboard/shared/linux/byte_swap.cc b/starboard/shared/linux/byte_swap.cc
index 3661c778d94f..b2a104c142b2 100644
--- a/starboard/shared/linux/byte_swap.cc
+++ b/starboard/shared/linux/byte_swap.cc
@@ -17,7 +17,7 @@
 
 #if SB_API_VERSION < 16
 
-#include "starboard/common/byte_swap.h"
+#include "starboard/byte_swap.h"
 
 #include <byteswap.h>
 
diff --git a/starboard/shared/linux/socket_get_interface_address.cc b/starboard/shared/linux/socket_get_interface_address.cc
index fbc82d0a2ff6..ec4d7e95023f 100644
--- a/starboard/shared/linux/socket_get_interface_address.cc
+++ b/starboard/shared/linux/socket_get_interface_address.cc
@@ -34,7 +34,6 @@
 #include <sys/socket.h>
 #include <sys/types.h>
 
-#include "starboard/common/byte_swap.h"
 #include "starboard/common/log.h"
 #include "starboard/memory.h"
 #include "starboard/shared/posix/socket_internal.h"
diff --git a/starboard/shared/stub/byte_swap.cc b/starboard/shared/stub/byte_swap.cc
index 6a7cef8cfac3..a64b2020eb0e 100644
--- a/starboard/shared/stub/byte_swap.cc
+++ b/starboard/shared/stub/byte_swap.cc
@@ -17,7 +17,7 @@
 
 #if SB_API_VERSION < 16
 
-#include "starboard/common/byte_swap.h"
+#include "starboard/byte_swap.h"
 
 int16_t SbByteSwapS16(int16_t value) {
   return 0;
diff --git a/starboard/shared/win32/byte_swap.cc b/starboard/shared/win32/byte_swap.cc
index 1394cea020ac..649ab6f73add 100644
--- a/starboard/shared/win32/byte_swap.cc
+++ b/starboard/shared/win32/byte_swap.cc
@@ -17,7 +17,7 @@
 
 #if SB_API_VERSION < 16
 
-#include "starboard/common/byte_swap.h"
+#include "starboard/byte_swap.h"
 
 #include <stdlib.h>
 
diff --git a/starboard/shared/win32/posix_emu/include/arpa/inet.h b/starboard/shared/win32/posix_emu/include/arpa/inet.h
index ac097c6d9838..58c8ba67f9cc 100644
--- a/starboard/shared/win32/posix_emu/include/arpa/inet.h
+++ b/starboard/shared/win32/posix_emu/include/arpa/inet.h
@@ -17,6 +17,7 @@
 
 #if defined(STARBOARD) && defined(_MSC_VER)
 
+#include <stdint.h>
 #include <stdlib.h>
 
 #include "starboard/configuration.h"
diff --git a/starboard/shared/win32/socket_get_interface_address.cc b/starboard/shared/win32/socket_get_interface_address.cc
index ed0ef19a369d..c88f6feebd5b 100644
--- a/starboard/shared/win32/socket_get_interface_address.cc
+++ b/starboard/shared/win32/socket_get_interface_address.cc
@@ -14,6 +14,7 @@
 
 #include "starboard/common/socket.h"
 
+#include <stdlib.h>
 #include <winsock2.h>
 
 #include <ifdef.h>
@@ -22,7 +23,6 @@
 #include <algorithm>
 #include <memory>
 
-#include "starboard/common/byte_swap.h"
 #include "starboard/common/log.h"
 #include "starboard/memory.h"
 #include "starboard/shared/win32/adapter_utils.h"
@@ -67,8 +67,7 @@ void GenerateNetMaskFromPrefixLength(UINT8 prefix_length,
     UINT8 ones_in_this_dword = std::min<UINT8>(kBitsInOneDWORD, ones_left);
     UINT64 mask_value =
         kSbUInt64Max - ((1ULL << (kBitsInOneDWORD - ones_in_this_dword)) - 1);
-    *iterator =
-        SB_HOST_TO_NET_U32(static_cast<UINT32>(mask_value & kSbUInt64Max));
+    *iterator = _byteswap_ulong(static_cast<UINT32>(mask_value & kSbUInt64Max));
     ones_left -= ones_in_this_dword;
   }
 }
diff --git a/third_party/flac/src/libFLAC/bitreader.c b/third_party/flac/src/libFLAC/bitreader.c
index 1215863013e9..c669bb76a3c1 100644
--- a/third_party/flac/src/libFLAC/bitreader.c
+++ b/third_party/flac/src/libFLAC/bitreader.c
@@ -44,9 +44,11 @@
 #else
 #include <netinet/in.h> /* for ntohl() */
 #endif
-#endif  // STARBOARD
+#else  // STARBOARD
+#include <netinet/in.h> /* for ntohl() */
 #include "starboard/client_porting/poem/stdio_poem.h"
 #include "starboard/client_porting/poem/string_poem.h"
+#endif  // STARBOARD
 
 #include <stdlib.h> /* for malloc() */
 
@@ -67,11 +69,8 @@ typedef FLAC__uint32 brword;
 #if WORDS_BIGENDIAN
 #define SWAP_BE_WORD_TO_HOST(x) (x)
 #else
-#if defined(_MSC_VER) && !defined(COBALT)
+#ifdef _MSC_VER
 #define SWAP_BE_WORD_TO_HOST(x) local_swap32_(x)
-#elif defined(STARBOARD)
-#include "starboard/common/byte_swap.h"
-#define SWAP_BE_WORD_TO_HOST(x) SB_NET_TO_HOST_U32(x)
 #else
 #define SWAP_BE_WORD_TO_HOST(x) ntohl(x)
 #endif
@@ -158,7 +157,7 @@ struct FLAC__BitReader {
 	FLAC__CPUInfo cpu_info;
 };
 
-#if defined(_MSC_VER) && defined(HAVE_WINSOCK_H) && !defined(COBALT)
+#ifdef _MSC_VER
 /* OPT: an MSVC built-in would be better */
 static _inline FLAC__uint32 local_swap32_(FLAC__uint32 x)
 {
diff --git a/third_party/flac/src/libFLAC/bitwriter.c b/third_party/flac/src/libFLAC/bitwriter.c
index b4ea67c6fcc7..7110c876ead3 100644
--- a/third_party/flac/src/libFLAC/bitwriter.c
+++ b/third_party/flac/src/libFLAC/bitwriter.c
@@ -44,6 +44,7 @@
 #include <netinet/in.h> /* for ntohl() */
 #endif
 #else  // STARBOARD
+#include <netinet/in.h> /* for ntohl() */
 #include "starboard/client_porting/poem/stdio_poem.h"
 #endif  // STARBOARD
 
@@ -69,11 +70,8 @@ typedef FLAC__uint32 bwword;
 #if WORDS_BIGENDIAN
 #define SWAP_BE_WORD_TO_HOST(x) (x)
 #else
-#if defined(_MSC_VER) && !defined(COBALT)
+#ifdef _MSC_VER
 #define SWAP_BE_WORD_TO_HOST(x) local_swap32_(x)
-#elif defined(STARBOARD)
-#include "starboard/common/byte_swap.h"
-#define SWAP_BE_WORD_TO_HOST(x) SB_NET_TO_HOST_U32(x)
 #else
 #define SWAP_BE_WORD_TO_HOST(x) ntohl(x)
 #endif
diff --git a/third_party/ots/include/opentype-sanitiser.h b/third_party/ots/include/opentype-sanitiser.h
index 324f451c3be5..df36fe345f39 100644
--- a/third_party/ots/include/opentype-sanitiser.h
+++ b/third_party/ots/include/opentype-sanitiser.h
@@ -5,13 +5,7 @@
 #ifndef OPENTYPE_SANITISER_H_
 #define OPENTYPE_SANITISER_H_
 
-#if defined(STARBOARD)
-#include "starboard/common/byte_swap.h"
-#define ots_ntohl(x) SB_NET_TO_HOST_U32(x)
-#define ots_ntohs(x) SB_NET_TO_HOST_U16(x)
-#define ots_htonl(x) SB_HOST_TO_NET_U32(x)
-#define ots_htons(x) SB_HOST_TO_NET_U16(x)
-#elif defined(_WIN32)
+#if defined(_WIN32)
 #include <stdlib.h>
 typedef signed char int8_t;
 typedef unsigned char uint8_t;
diff --git a/third_party/woff2/src/buffer.h b/third_party/woff2/src/buffer.h
index 161433907bf2..7240e5181ced 100644
--- a/third_party/woff2/src/buffer.h
+++ b/third_party/woff2/src/buffer.h
@@ -10,13 +10,7 @@
 #ifndef WOFF2_BUFFER_H_
 #define WOFF2_BUFFER_H_
 
-#if defined(STARBOARD)
-#include "starboard/common/byte_swap.h"
-#define woff2_ntohl(x) SB_NET_TO_HOST_U32(x)
-#define woff2_ntohs(x) SB_NET_TO_HOST_U16(x)
-#define woff2_htonl(x) SB_HOST_TO_NET_U32(x)
-#define woff2_htons(x) SB_HOST_TO_NET_U16(x)
-#elif defined(_WIN32)
+#if defined(_WIN32)
 #include <stdlib.h>
 typedef signed char int8_t;
 typedef unsigned char uint8_t;
@@ -26,17 +20,13 @@ typedef int int32_t;
 typedef unsigned int uint32_t;
 typedef __int64 int64_t;
 typedef unsigned __int64 uint64_t;
-#define woff2_ntohl(x) _byteswap_ulong (x)
-#define woff2_ntohs(x) _byteswap_ushort (x)
-#define woff2_htonl(x) _byteswap_ulong (x)
-#define woff2_htons(x) _byteswap_ushort (x)
+#define ntohl(x) _byteswap_ulong (x)
+#define ntohs(x) _byteswap_ushort (x)
+#define htonl(x) _byteswap_ulong (x)
+#define htons(x) _byteswap_ushort (x)
 #else
 #include <arpa/inet.h>
 #include <stdint.h>
-#define woff2_ntohl(x) ntohl (x)
-#define woff2_ntohs(x) ntohs (x)
-#define woff2_htonl(x) htonl (x)
-#define woff2_htons(x) htons (x)
 #endif
 
 #include <cstdio>
@@ -105,7 +95,7 @@ class Buffer {
       return FONT_COMPRESSION_FAILURE();
     }
     std::memcpy(value, buffer_ + offset_, sizeof(uint16_t));
-    *value = woff2_ntohs(*value);
+    *value = ntohs(*value);
     offset_ += 2;
     return true;
   }
@@ -130,7 +120,7 @@ class Buffer {
       return FONT_COMPRESSION_FAILURE();
     }
     std::memcpy(value, buffer_ + offset_, sizeof(uint32_t));
-    *value = woff2_ntohl(*value);
+    *value = ntohl(*value);
     offset_ += 4;
     return true;
   }
@@ -171,9 +161,4 @@ class Buffer {
 
 } // namespace woff2
 
-#undef woff2_ntohl
-#undef woff2_ntohs
-#undef woff2_htonl
-#undef woff2_htons
-
 #endif  // WOFF2_BUFFER_H_