Makefile:
- add _csv module to the build list
- various cleanups

config.c:
- various cleanups

pyconfig.h:
- various cleanups
diff --git a/PC/os2emx/config.c b/PC/os2emx/config.c
index 0a0b901..0b21d56 100644
--- a/PC/os2emx/config.c
+++ b/PC/os2emx/config.c
@@ -66,6 +66,7 @@
 extern void initfpectl();
 extern void initfpetest();
 extern void initimageop();
+extern void inititertools();
 extern void initmath();
 extern void initmd5();
 extern void initoperator();
@@ -129,6 +130,7 @@
 	{"fpectl", initfpectl},
 	{"fpetest", initfpetest},
 	{"imageop", initimageop},
+	{"itertools", inititertools},
 	{"math", initmath},
 	{"md5", initmd5},
 	{"operator", initoperator},