* winlean.h: New file.

* automode.c: Use "winlean.h".
* binmode.c: Ditto.
* gmon.c: Ditto.
* textmode.c: Ditto.
* textreadmode.c: Ditto.
* winsup.h: Ditto.
* lib/cygwin_attach_dll.c: Ditto.
* lib/dll_main.cc: Ditto.
* profile.c: Ditto.
* crt0.c: Ditto.  Cleanup ancient cruft.  Add dummy calls to cygwin_premain*.
* include/sys/cygwin.h: Remove old stuff.  Move premain declarations nearer to
other cygwin-specific function declarations.
* globals.cc: Add comment.

winsup/cygwin/globals.cc

@@ -53,9 +53,11 @@ SYSTEM_INFO system_info;
 /* Set in init.cc.  Used to check if Cygwin DLL is dynamically loaded. */
 int NO_COPY dynamically_loaded;
 
+/* Some CYGWIN environment variable variables. */
 bool display_title;
 bool strip_title_path;
 bool allow_glob = true;
+
 bool NO_COPY in_forkee;
 
 int __argc_safe;