--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/misc/libphysfs/lzma/C/IStream.h	Mon Apr 10 12:06:43 2017 -0400
@@ -0,0 +1,19 @@
+/* IStream.h */
+
+#ifndef __C_ISTREAM_H
+#define __C_ISTREAM_H
+
+#include "Types.h"
+
+typedef struct _ISeqInStream
+{
+  HRes (*Read)(void *object, void *data, UInt32 size, UInt32 *processedSize);
+} ISeqInStream;
+
+typedef struct _ISzAlloc
+{
+  void *(*Alloc)(size_t size);
+  void (*Free)(void *address); /* address can be 0 */
+} ISzAlloc;
+
+#endif