Fix compile error under MSVC introduced by r88460.

diff --git a/Modules/zlibmodule.c b/Modules/zlibmodule.c
index 0189e77548d5b53fea77bc1be91c94faef011e22..206ef0c6d8c172fea7659d0692535fde069d201c 100644 (file)
--- a/Modules/zlibmodule.c
+++ b/Modules/zlibmodule.c
@@ -945,7 +945,7 @@ PyZlib_adler32(PyObject *self, PyObject *args)
     /* Releasing the GIL for very small buffers is inefficient
        and may lower performance */
     if (pbuf.len > 1024*5) {
-        void *buf = pbuf.buf;
+        unsigned char *buf = pbuf.buf;
         Py_ssize_t len = pbuf.len;
 
         Py_BEGIN_ALLOW_THREADS
@@ -983,7 +983,7 @@ PyZlib_crc32(PyObject *self, PyObject *args)
     /* Releasing the GIL for very small buffers is inefficient
        and may lower performance */
     if (pbuf.len > 1024*5) {
-        void *buf = pbuf.buf;
+        unsigned char *buf = pbuf.buf;
         Py_ssize_t len = pbuf.len;
 
         Py_BEGIN_ALLOW_THREADS