1 files changed, 19 insertions, 1 deletions
diff --git a/src/libs/7zip/unix/CPP/Common/MyWindows.h b/src/libs/7zip/unix/CPP/Common/MyWindows.h
index d91f10f1b..83a896283 100644
--- a/src/libs/7zip/unix/CPP/Common/MyWindows.h
+++ b/src/libs/7zip/unix/CPP/Common/MyWindows.h
@@ -40,7 +40,17 @@ typedef UINT32 DWORD;
 typedef Int64 LONGLONG;
 typedef UInt64 ULONGLONG;
 
-typedef struct LARGE_INTEGER { LONGLONG QuadPart; }LARGE_INTEGER;
+typedef union _LARGE_INTEGER {
+    struct {
+        DWORD LowPart;
+        LONG HighPart;
+    };
+    struct {
+        DWORD LowPart;
+        LONG HighPart;
+    } u;
+    LONGLONG QuadPart;
+} LARGE_INTEGER;
 typedef struct _ULARGE_INTEGER { ULONGLONG QuadPart;} ULARGE_INTEGER;
 
 typedef const CHAR *LPCSTR;
@@ -190,12 +200,20 @@ typedef PROPVARIANT tagVARIANT;
 typedef tagVARIANT VARIANT;
 typedef VARIANT VARIANTARG;
 
+#define MY_EXTERN_C extern "C"
+
 MY_EXTERN_C HRESULT VariantClear(VARIANTARG *prop);
 MY_EXTERN_C HRESULT VariantCopy(VARIANTARG *dest, VARIANTARG *src);
 
+#else
+
+#define MY_EXTERN_C extern
+
+
 #endif
 
 MY_EXTERN_C BSTR SysAllocStringByteLen(LPCSTR psz, UINT len);
+MY_EXTERN_C BSTR SysAllocStringLen(const OLECHAR*,UINT);
 MY_EXTERN_C BSTR SysAllocString(const OLECHAR *sz);
 MY_EXTERN_C void SysFreeString(BSTR bstr);
 MY_EXTERN_C UINT SysStringByteLen(BSTR bstr);