bpo-38236: Dump path config at first import error (GH-16300) (GH-16332)

Python now dumps path configuration if it fails to import the Python
codecs of the filesystem and stdio encodings.

(cherry picked from commit fcdb027234566c4d506d6d753c7d5638490fb088)
diff --git a/Include/internal/pycore_pathconfig.h b/Include/internal/pycore_pathconfig.h
index a2c488c..61b3790 100644
--- a/Include/internal/pycore_pathconfig.h
+++ b/Include/internal/pycore_pathconfig.h
@@ -60,6 +60,7 @@
 #endif
 
 extern PyStatus _PyPathConfig_Init(void);
+extern void _Py_DumpPathConfig(PyThreadState *tstate);
 
 #ifdef __cplusplus
 }
diff --git a/Include/internal/pycore_pylifecycle.h b/Include/internal/pycore_pylifecycle.h
index 852280e..cb568d2 100644
--- a/Include/internal/pycore_pylifecycle.h
+++ b/Include/internal/pycore_pylifecycle.h
@@ -19,7 +19,7 @@
     const char *encoding,
     const char *errors);
 extern void _Py_ClearFileSystemEncoding(void);
-extern PyStatus _PyUnicode_InitEncodings(PyInterpreterState *interp);
+extern PyStatus _PyUnicode_InitEncodings(PyThreadState *tstate);
 #ifdef MS_WINDOWS
 extern int _PyUnicode_EnableLegacyWindowsFSEncoding(void);
 #endif