-diff --git a/Python/pylifecycle.c b/Python/pylifecycle.c
-index a17adf7..415b3f6 100644
--- a/Python/pylifecycle.c
+++ b/Python/pylifecycle.c
-@@ -86,7 +86,7 @@ int Py_BytesWarningFlag; /* Warn on str(bytes) and str(buffer) */
+@@ -88,7 +88,7 @@ int Py_BytesWarningFlag; /* Warn on str(
int Py_UseClassExceptionsFlag = 1; /* Needed by bltinmodule.c: deprecated */
int Py_FrozenFlag; /* Needed by getpath.c */
int Py_IgnoreEnvironmentFlag; /* e.g. PYTHONPATH, PYTHONHOME */
--int Py_DontWriteBytecodeFlag; /* Suppress writing bytecode files (*.py[co]) */
-+int Py_DontWriteBytecodeFlag = 1; /* Suppress writing bytecode files (*.py[co]) */
+-int Py_DontWriteBytecodeFlag; /* Suppress writing bytecode files (*.pyc) */
++int Py_DontWriteBytecodeFlag = 1; /* Suppress writing bytecode files (*.pyc) */
int Py_NoUserSiteDirectory = 0; /* for -s and site.py */
int Py_UnbufferedStdioFlag = 0; /* Unbuffered binary std{in,out,err} */
int Py_HashRandomizationFlag = 0; /* for -R and PYTHONHASHSEED */
-@@ -309,7 +309,7 @@ _Py_InitializeEx_Private(int install_sigs, int install_importlib)
+@@ -329,7 +329,7 @@ _Py_InitializeEx_Private(int install_sig
if ((p = Py_GETENV("PYTHONOPTIMIZE")) && *p != '\0')
Py_OptimizeFlag = add_flag(Py_OptimizeFlag, p);
if ((p = Py_GETENV("PYTHONDONTWRITEBYTECODE")) && *p != '\0')