* fhandler_termios.cc (fhandler_termios::line_edit): Use special case '%0c'

handling to print non-printable characters using hex notation.
* smallprint.cc (__small_vsprintf): Semi-reimplement printing of non-printable
characters in hex but only when padding is specified.
* dcrt0.cc (dll_crt0_0): Remove tty_list initialization.
* shared.cc (memory_init): Initialize tty_list here.
* path.cc (path_conv::check): Remove unneeded parentheses from if check.

winsup/cygwin/dcrt0.cc

@@ -774,7 +774,6 @@ dll_crt0_0 ()
   user_data->threadinterface->Init ();
 
   _cygtls::init ();
-  tty_list::init_session ();
 
   _main_tls = &_my_tls;