diff --git a/contrib/minizip/ioapi.c b/contrib/minizip/ioapi.c
index 7f5c191..d42e050 100644
--- a/contrib/minizip/ioapi.c
+++ b/contrib/minizip/ioapi.c
@@ -17,8 +17,8 @@
 #if defined(__APPLE__) || defined(IOAPI_NO_64)
 // In darwin and perhaps other BSD variants off_t is a 64 bit value, hence no need for specific 64 bit functions
 #define FOPEN_FUNC(filename, mode) fopen(filename, mode)
-#define FTELLO_FUNC(stream) ftello(stream)
-#define FSEEKO_FUNC(stream, offset, origin) fseeko(stream, offset, origin)
+#define FTELLO_FUNC(stream) ftell(stream)
+#define FSEEKO_FUNC(stream, offset, origin) fseek(stream, offset, origin)
 #else
 #define FOPEN_FUNC(filename, mode) fopen64(filename, mode)
 #define FTELLO_FUNC(stream) ftello64(stream)
diff --git a/contrib/minizip/miniunz.c b/contrib/minizip/miniunz.c
index 3d65401..a1269ea 100644
--- a/contrib/minizip/miniunz.c
+++ b/contrib/minizip/miniunz.c
@@ -33,9 +33,9 @@
 #define FTELLO_FUNC(stream) ftello(stream)
 #define FSEEKO_FUNC(stream, offset, origin) fseeko(stream, offset, origin)
 #else
-#define FOPEN_FUNC(filename, mode) fopen64(filename, mode)
-#define FTELLO_FUNC(stream) ftello64(stream)
-#define FSEEKO_FUNC(stream, offset, origin) fseeko64(stream, offset, origin)
+#define FOPEN_FUNC(filename, mode) fopen(filename, mode)
+#define FTELLO_FUNC(stream) ftell(stream)
+#define FSEEKO_FUNC(stream, offset, origin) fseek(stream, offset, origin)
 #endif
 
 
diff --git a/contrib/minizip/minizip.c b/contrib/minizip/minizip.c
index 4288962..02267fb 100644
--- a/contrib/minizip/minizip.c
+++ b/contrib/minizip/minizip.c
@@ -34,9 +34,9 @@
 #define FTELLO_FUNC(stream) ftello(stream)
 #define FSEEKO_FUNC(stream, offset, origin) fseeko(stream, offset, origin)
 #else
-#define FOPEN_FUNC(filename, mode) fopen64(filename, mode)
-#define FTELLO_FUNC(stream) ftello64(stream)
-#define FSEEKO_FUNC(stream, offset, origin) fseeko64(stream, offset, origin)
+#define FOPEN_FUNC(filename, mode) fopen(filename, mode)
+#define FTELLO_FUNC(stream) ftell(stream)
+#define FSEEKO_FUNC(stream, offset, origin) fseek(stream, offset, origin)
 #endif
 
 
