diff -r 0135e64c6c66 -r c4fd2813b127 misc/libphysfs/lzma/C/Alloc.c
--- a/misc/libphysfs/lzma/C/Alloc.c	Wed May 16 18:22:28 2018 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,119 +0,0 @@
-/* Alloc.c */
-
-#ifdef _WIN32
-#include <windows.h>
-#endif
-#include <stdlib.h>
-
-#include "Alloc.h"
-
-/* #define _SZ_ALLOC_DEBUG */
-
-/* use _SZ_ALLOC_DEBUG to debug alloc/free operations */
-#ifdef _SZ_ALLOC_DEBUG
-#include <stdio.h>
-int g_allocCount = 0;
-int g_allocCountMid = 0;
-int g_allocCountBig = 0;
-#endif
-
-void *MyAlloc(size_t size)
-{
-  if (size == 0)
-    return 0;
-  #ifdef _SZ_ALLOC_DEBUG
-  fprintf(stderr, "\nAlloc %10d bytes; count = %10d", size, g_allocCount++);
-  #endif
-  return malloc(size);
-}
-
-void MyFree(void *address)
-{
-  #ifdef _SZ_ALLOC_DEBUG
-  if (address != 0)
-    fprintf(stderr, "\nFree; count = %10d", --g_allocCount);
-  #endif
-  free(address);
-}
-
-#ifdef _WIN32
-
-void *MidAlloc(size_t size)
-{
-  if (size == 0)
-    return 0;
-  #ifdef _SZ_ALLOC_DEBUG
-  fprintf(stderr, "\nAlloc_Mid %10d bytes;  count = %10d", size, g_allocCountMid++);
-  #endif
-  return VirtualAlloc(0, size, MEM_COMMIT, PAGE_READWRITE);
-}
-
-void MidFree(void *address)
-{
-  #ifdef _SZ_ALLOC_DEBUG
-  if (address != 0)
-    fprintf(stderr, "\nFree_Mid; count = %10d", --g_allocCountMid);
-  #endif
-  if (address == 0)
-    return;
-  VirtualFree(address, 0, MEM_RELEASE);
-}
-
-#ifndef MEM_LARGE_PAGES
-#undef _7ZIP_LARGE_PAGES
-#endif
-
-#ifdef _7ZIP_LARGE_PAGES
-SIZE_T g_LargePageSize = 0;
-typedef SIZE_T (WINAPI *GetLargePageMinimumP)();
-#endif
-
-void SetLargePageSize()
-{
-  #ifdef _7ZIP_LARGE_PAGES
-  SIZE_T size = 0;
-  GetLargePageMinimumP largePageMinimum = (GetLargePageMinimumP)
-        GetProcAddress(GetModuleHandle(TEXT("kernel32.dll")), "GetLargePageMinimum");
-  if (largePageMinimum == 0)
-    return;
-  size = largePageMinimum();
-  if (size == 0 || (size & (size - 1)) != 0)
-    return;
-  g_LargePageSize = size;
-  #endif
-}
-
-
-void *BigAlloc(size_t size)
-{
-  if (size == 0)
-    return 0;
-  #ifdef _SZ_ALLOC_DEBUG
-  fprintf(stderr, "\nAlloc_Big %10d bytes;  count = %10d", size, g_allocCountBig++);
-  #endif
-  
-  #ifdef _7ZIP_LARGE_PAGES
-  if (g_LargePageSize != 0 && g_LargePageSize <= (1 << 30) && size >= (1 << 18))
-  {
-    void *res = VirtualAlloc(0, (size + g_LargePageSize - 1) & (~(g_LargePageSize - 1)), 
-        MEM_COMMIT | MEM_LARGE_PAGES, PAGE_READWRITE);
-    if (res != 0)
-      return res;
-  }
-  #endif
-  return VirtualAlloc(0, size, MEM_COMMIT, PAGE_READWRITE);
-}
-
-void BigFree(void *address)
-{
-  #ifdef _SZ_ALLOC_DEBUG
-  if (address != 0)
-    fprintf(stderr, "\nFree_Big; count = %10d", --g_allocCountBig);
-  #endif
-  
-  if (address == 0)
-    return;
-  VirtualFree(address, 0, MEM_RELEASE);
-}
-
-#endif