diff -r 5f819b90d479 -r 99b265e0d1d0 misc/libphysfs/lzma/C/7zCrc.c
--- a/misc/libphysfs/lzma/C/7zCrc.c	Thu Oct 11 23:43:31 2018 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,32 +0,0 @@
-/* 7zCrc.c */
-
-#include "7zCrc.h"
-
-#define kCrcPoly 0xEDB88320
-UInt32 g_CrcTable[256];
-
-void MY_FAST_CALL CrcGenerateTable(void)
-{
-  UInt32 i;
-  for (i = 0; i < 256; i++)
-  {
-    UInt32 r = i;
-    int j;
-    for (j = 0; j < 8; j++)
-      r = (r >> 1) ^ (kCrcPoly & ~((r & 1) - 1));
-    g_CrcTable[i] = r;
-  }
-}
-
-UInt32 MY_FAST_CALL CrcUpdate(UInt32 v, const void *data, size_t size)
-{
-  const Byte *p = (const Byte *)data;
-  for (; size > 0 ; size--, p++) 
-    v = CRC_UPDATE_BYTE(v, *p);
-  return v;
-}
-
-UInt32 MY_FAST_CALL CrcCalc(const void *data, size_t size)
-{
-  return CrcUpdate(CRC_INIT_VAL, data, size) ^ 0xFFFFFFFF;
-}