* external.cc (sync_winenv): Rename from "setup_winenv". Use same mechanism as

spawn to determine environment variables which should be converted back to
windows form.
(cygwin_internal): Reflect setup_winenv -> sync_winenv name change.
* include/sys/cygwin.h: Ditto.

winsup/cygwin/include/sys/cygwin.h

@@ -86,7 +86,7 @@ typedef enum
     CW_ARGV,
     CW_ENVP,
     CW_DEBUG_SELF,
-    CW_SETUP_WINENV
+    CW_SYNC_WINENV
   } cygwin_getinfo_types;
 
 #define CW_NEXTPID	0x80000000	/* or with pid to get next one */