2 files changed, 9 insertions, 13 deletions
diff --git a/heimdall/source/BridgeManager.cpp b/heimdall/source/BridgeManager.cpp
index 9b8fdfa..8fb678c 100644
--- a/heimdall/source/BridgeManager.cpp
+++ b/heimdall/source/BridgeManager.cpp
@@ -19,7 +19,7 @@
  THE SOFTWARE.*/
 
 // C Standard Library
-#include <stdio.h>
+#include <cstdio>
 
 // libusb
 #include <libusb.h>
@@ -53,7 +53,9 @@
 #include "SessionSetupResponse.h"
 
 // Future versions of libusb will use usb_interface instead of interface.
+#ifndef usb_interface
 #define usb_interface interface
+#endif
 
 #define USB_CLASS_CDC_DATA 0x0A
 
@@ -1035,7 +1037,7 @@ bool BridgeManager::SendFile(FILE *file, unsigned int destination, unsigned int
 	{
 		sequenceCount++;
 
-		int lastSequenceBytes = fileSize % (fileTransferSequenceMaxLength * fileTransferPacketSize);
+		unsigned int lastSequenceBytes = fileSize % (fileTransferSequenceMaxLength * fileTransferPacketSize);
 		lastSequenceSize = lastSequenceBytes / fileTransferPacketSize;
 
 		if (partialPacketByteCount != 0)
diff --git a/heimdall/source/Heimdall.h b/heimdall/source/Heimdall.h
index 3982dd4..c5c11ef 100644
--- a/heimdall/source/Heimdall.h
+++ b/heimdall/source/Heimdall.h
@@ -21,7 +21,7 @@
 #ifndef HEIMDALL_H
 #define HEIMDALL_H
 
-#ifdef OS_WINDOWS
+#ifdef _MSC_VER // Microsoft Visual C Standard Library
 
 #include <Windows.h>
 #undef GetBinaryType
@@ -36,24 +36,18 @@
 #define FileTell(FILE) _ftelli64(FILE)
 #define FileRewind(FILE) rewind(FILE)
 
-#else
+#else // POSIX Standard Library
 
-#include "../config.h"
-
-#if defined(OS_DARWIN) || defined(OS_LINUX)
 #include <unistd.h>
+
 #define Sleep(t) usleep(1000*t)
 
 #define FileOpen(FILE, MODE) fopen(FILE, MODE)
 #define FileClose(FILE) fclose(FILE)
-#define FileSeek(FILE, OFFSET, ORIGIN) fseeko(FILE, OFFSET, ORIGIN)
-#define FileTell(FILE) ftello(FILE)
+#define FileSeek(FILE, OFFSET, ORIGIN) fseeko64(FILE, OFFSET, ORIGIN)
+#define FileTell(FILE) ftello64(FILE)
 #define FileRewind(FILE) rewind(FILE)
 
-#else
-#error operating system not supported
-#endif
-
 #endif
 
 #if (!(defined _MSC_VER) || (_MSC_VER < 1700))