diff --git a/starboard/file.h b/starboard/file.h
index ead07597879..697c829d4bc 100644
--- a/starboard/file.h
+++ b/starboard/file.h
@@ -26,6 +26,8 @@
 extern "C" {
 #endif
 
+#if SB_API_VERSION < 17
+
 // Private structure representing an open file.
 typedef struct SbFilePrivate SbFilePrivate;
 
@@ -127,8 +129,6 @@ static inline bool SbFileIsValid(SbFile file) {
   return file != kSbFileInvalid;
 }
 
-#if SB_API_VERSION < 17
-
 // DEPRECATED with SB_API_VERSION 16
 //
 // Opens the file at |path|, which must be absolute, creating it if specified by
diff --git a/starboard/shared/win32/file_internal.cc b/starboard/shared/win32/file_internal.cc
index 0784b1dc784..0d4bea24d70 100644
--- a/starboard/shared/win32/file_internal.cc
+++ b/starboard/shared/win32/file_internal.cc
@@ -25,7 +25,7 @@
 #include "starboard/shared/win32/error_utils.h"
 #include "starboard/shared/win32/wchar_utils.h"
 
-#define O_ACCMODE O_RDWR | O_WRONLY | O_RDONLY
+#define O_ACCMODE (O_RDONLY | O_WRONLY | O_RDWR)
 
 namespace sbwin32 = starboard::shared::win32;
 
@@ -110,6 +110,10 @@ HANDLE OpenFileOrDirectory(const char* path, int flags) {
   }
 
   DWORD creation_disposition = 0;
+  if (!flags) {
+    creation_disposition = OPEN_EXISTING;
+  }
+
   if (flags & O_CREAT && flags & O_EXCL) {
     SB_DCHECK(!creation_disposition);
     creation_disposition = CREATE_NEW;
@@ -144,7 +148,6 @@ HANDLE OpenFileOrDirectory(const char* path, int flags) {
   SB_DCHECK(desired_access != 0) << "Invalid permission flag.";
 
   std::wstring path_wstring = NormalizeWin32Path(path);
-
   CREATEFILE2_EXTENDED_PARAMETERS create_ex_params = {0};
   // Enabling |FILE_FLAG_BACKUP_SEMANTICS| allows us to figure out if the path
   // is a directory.
diff --git a/starboard/shared/win32/file_internal.h b/starboard/shared/win32/file_internal.h
index f249a68823c..5cecb3b0d87 100644
--- a/starboard/shared/win32/file_internal.h
+++ b/starboard/shared/win32/file_internal.h
@@ -43,35 +43,12 @@ inline bool IsValidHandle(HANDLE handle) {
 // to generate a warning.
 #pragma warning(disable : 4099)
 
-class SbFilePrivate {
- public:
-  explicit SbFilePrivate(HANDLE handle) : file_handle(handle) {}
-
-  bool HasValidHandle() const {
-    return starboard::shared::win32::IsValidHandle(file_handle);
-  }
-
-  HANDLE file_handle;
-
-  // SbFilePrivate is neither copyable nor movable.
-  SbFilePrivate(const SbFilePrivate&) = delete;
-  SbFilePrivate& operator=(const SbFilePrivate&) = delete;
-};
-
 #pragma warning(pop)
 
 namespace starboard {
 namespace shared {
 namespace win32 {
 
-inline bool HasValidHandle(SbFile file) {
-  if (!SbFileIsValid(file)) {
-    return false;
-  }
-
-  return file->HasValidHandle();
-}
-
 inline bool PathEndsWith(const std::wstring& path, const wchar_t* filename) {
   size_t filename_length = std::wcslen(filename);
   if (filename_length > path.size()) {