Repair more now-obsolete references to config.h.
diff --git a/PC/readme.txt b/PC/readme.txt
index 0455f27..0826699 100644
--- a/PC/readme.txt
+++ b/PC/readme.txt
@@ -50,7 +50,7 @@
 (or makefile) provided.  This will enable you to change any source

 files or build settings so you can make custom builds.

 

-config.h    An important configuration file specific to PC's.

+pyconfig.h    An important configuration file specific to PC's.

 

 config.c    The list of C modules to include in the Python PC

             version.  Manually edit this file to add or