NetBSD re-synchronization of the source tree

This brings our tree to NetBSD 7.0, as found on -current on the
10-10-2015.

This updates:
 - LLVM to 3.6.1
 - GCC to GCC 5.1
 - Replace minix/commands/zdump with usr.bin/zdump
 - external/bsd/libelf has moved to /external/bsd/elftoolchain/
 - Import ctwm
 - Drop sprintf from libminc

Change-Id: I149836ac18e9326be9353958bab9b266efb056f0

lib/libedit/readline/readline.h

@@ -1,4 +1,4 @@
-/*	$NetBSD: readline.h,v 1.34 2013/05/28 00:10:34 christos Exp $	*/
+/*	$NetBSD: readline.h,v 1.37 2015/06/02 15:36:45 christos Exp $	*/
 
 /*-
  * Copyright (c) 1997 The NetBSD Foundation, Inc.
@@ -39,9 +39,8 @@
 /* typedefs */
 typedef int	  Function(const char *, int);
 typedef void	  VFunction(void);
-typedef void	  VCPFunction(char *);
-typedef char	 *CPFunction(const char *, int);
-typedef char	**CPPFunction(const char *, int, int);
+typedef void	  rl_vcpfunc_t(char *);
+typedef char	**rl_completion_func_t(const char *, int, int);
 typedef char     *rl_compentry_func_t(const char *, int);
 typedef int	  rl_command_func_t(int, int);
 
@@ -108,9 +107,9 @@ extern int		 max_input_history;
 extern char		*rl_basic_word_break_characters;
 extern char		*rl_completer_word_break_characters;
 extern char		*rl_completer_quote_characters;
-extern Function		*rl_completion_entry_function;
+extern rl_compentry_func_t *rl_completion_entry_function;
 extern char		*(*rl_completion_word_break_hook)(void);
-extern CPPFunction	*rl_attempted_completion_function;
+extern rl_completion_func_t *rl_attempted_completion_function;
 extern int		 rl_attempted_completion_over;
 extern int		rl_completion_type;
 extern int		rl_completion_query_items;
@@ -175,7 +174,7 @@ char		*filename_completion_function(const char *, int);
 char		*username_completion_function(const char *, int);
 int		 rl_complete(int, int);
 int		 rl_read_key(void);
-char	       **completion_matches(const char *, CPFunction *);
+char	       **completion_matches(const char *, rl_compentry_func_t *);
 void		 rl_display_match_list(char **, int, int);
 
 int		 rl_insert(int, int);
@@ -184,7 +183,7 @@ void		 rl_reset_terminal(const char *);
 int		 rl_bind_key(int, rl_command_func_t *);
 int		 rl_newline(int, int);
 void		 rl_callback_read_char(void);
-void		 rl_callback_handler_install(const char *, VCPFunction *);
+void		 rl_callback_handler_install(const char *, rl_vcpfunc_t *);
 void		 rl_callback_handler_remove(void);
 void		 rl_redisplay(void);
 int		 rl_get_previous_history(int, int);
@@ -194,7 +193,7 @@ int		 rl_read_init_file(const char *);
 int		 rl_parse_and_bind(const char *);
 int		 rl_variable_bind(const char *, const char *);
 void		 rl_stuff_char(int);
-int		 rl_add_defun(const char *, Function *, int);
+int		 rl_add_defun(const char *, rl_command_func_t *, int);
 HISTORY_STATE	*history_get_history_state(void);
 void		 rl_get_screen_size(int *, int *);
 void		 rl_set_screen_size(int, int);