diff --git a/other-licenses/nsis/Contrib/CityHash/CityHash.h b/other-licenses/nsis/Contrib/CityHash/CityHash.h
old mode 100644
new mode 100755
index d74f30feb64a..4daa91d29498
--- a/other-licenses/nsis/Contrib/CityHash/CityHash.h
+++ b/other-licenses/nsis/Contrib/CityHash/CityHash.h
@@ -29,7 +29,3 @@
 #else
 #define CITYHASH_API __declspec(dllimport)
 #endif
-
-#ifndef ssize_t
-typedef int ssize_t;
-#endif
diff --git a/other-licenses/nsis/Contrib/CityHash/cityhash/city.cpp b/other-licenses/nsis/Contrib/CityHash/cityhash/city.cpp
index b175faac2f19..f34777eb84cf 100755
--- a/other-licenses/nsis/Contrib/CityHash/cityhash/city.cpp
+++ b/other-licenses/nsis/Contrib/CityHash/cityhash/city.cpp
@@ -217,13 +217,13 @@ uint64 CityHash64WithSeeds(const char *s, size_t len,
 }
 
 // A subroutine for CityHash128().  Returns a decent 128-bit hash for strings
-// of any length representable in ssize_t.  Based on City and Murmur.
+// of any length representable in an int.  Based on City and Murmur.
 static uint128 CityMurmur(const char *s, size_t len, uint128 seed) {
   uint64 a = Uint128Low64(seed);
   uint64 b = Uint128High64(seed);
   uint64 c = 0;
   uint64 d = 0;
-  ssize_t l = len - 16;
+  int l = len - 16;
   if (l <= 0) {  // len <= 16
     c = b * k1 + HashLen0to16(s, len);
     d = Rotate(a + (len >= 8 ? UNALIGNED_LOAD64(s) : c), 32);