Add PhysFS 2.0.3.

libs/physfs-2.0.3/lzma/C/IStream.h

@@ -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