Issue #9566: Fix compiler warning on Windows 64-bit
diff --git a/PC/getpathp.c b/PC/getpathp.c
index daf61c9..308eb87 100644
--- a/PC/getpathp.c
+++ b/PC/getpathp.c
@@ -434,7 +434,7 @@
         char * p = fgets(buffer, MAXPATHLEN*2, env_file);
         wchar_t tmpbuffer[MAXPATHLEN*2+1];
         PyObject * decoded;
-        int n;
+        size_t n;
 
         if (p == NULL)
             break;