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-rw-r--r--installerbuilder/libinstaller/3rdparty/p7zip_9.04/unix/C/RotateDefs.h20
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diff --git a/installerbuilder/libinstaller/3rdparty/p7zip_9.04/unix/C/RotateDefs.h b/installerbuilder/libinstaller/3rdparty/p7zip_9.04/unix/C/RotateDefs.h
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index 000000000..c3a1385ce
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+++ b/installerbuilder/libinstaller/3rdparty/p7zip_9.04/unix/C/RotateDefs.h
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+/* RotateDefs.h -- Rotate functions
+2009-02-07 : Igor Pavlov : Public domain */
+
+#ifndef __ROTATE_DEFS_H
+#define __ROTATE_DEFS_H
+
+#ifdef _MSC_VER
+
+#include <stdlib.h>
+#define rotlFixed(x, n) _rotl((x), (n))
+#define rotrFixed(x, n) _rotr((x), (n))
+
+#else
+
+#define rotlFixed(x, n) (((x) << (n)) | ((x) >> (32 - (n))))
+#define rotrFixed(x, n) (((x) >> (n)) | ((x) << (32 - (n))))
+
+#endif
+
+#endif