* cygheap.cc (_cfree): Add regparm attribute.

(_crealloc): Ditto.
* dcrt0.cc (dll_crt0_1): Default to always checking for executable for now.
* dtable.cc (dtable::not_open): Move method.
* dtable.h (dtable): Here.
* exceptions.cc (ctrl_c_handler): Don't expect process group leader to handle a
signal if it doesn't exist.
* fhandler.h (fhandler_base): Make openflags protected.
* localtime.c (tzsetwall): Check for __CYGWIN__ as well as __WIN32__.
* path.cc (path_conv::check): Add some comments.  Change strcat to assignment.
* lib/_cygwin_S_IEXEC.cc (_cygwin_bob__): Eliminate.
* fhandler_tty.cc (fhandler_console::dup): Set controlling terminal if
necessary.
* fhandler_tty.cc (fhandler_tty_slave::dup): Ditto.

winsup/cygwin/fhandler.h

@@ -150,11 +150,11 @@ private:
 
   unsigned long namehash;	/* hashed filename, used as inode num */
 
+protected:
   /* Full unix path name of this file */
   /* File open flags from open () and fcntl () calls */
   int openflags;
 
-protected:
   char *rabuf;		/* used for crlf conversion in text files */
   size_t ralen;
   size_t raixget;