make: unifdef for NSE (undefined)

*** 448,484 ****
  extern  Name            vpath_translation(register Name cmd);
  
  #define DEPINFO_FMT_VERSION "VERS2$"
  #define VER_LEN strlen(DEPINFO_FMT_VERSION)
  
- #ifdef NSE
- 
- /*
-  *  NSE version for depinfo format
-  */
- extern Boolean          nse;
- extern Name             nse_backquote_seen;
- extern Boolean          nse_did_recursion;
- extern Name             nse_shell_var_used;
- extern Boolean          nse_watch_vars;
- extern wchar_t          current_makefile[MAXPATHLEN];
- extern Boolean          nse_depinfo_locked;
- extern char             nse_depinfo_lockfile[MAXPATHLEN];
- extern Name             derived_src;
- 
- extern void             depvar_dep_macro_used(Name);
- extern void             depvar_rule_macro_used(Name);
- extern Boolean          nse_backquotes(wchar_t *);
- extern void             nse_check_cd(Property);
- extern void             nse_check_derived_src(Name, wchar_t *, Cmd_line);
- extern void             nse_check_file_backquotes(wchar_t *);
- extern void             nse_check_no_deps_no_rule(Name, Property, Property);
- extern void             nse_check_sccs(wchar_t *, wchar_t *);
- extern void             nse_dep_cmdmacro(wchar_t *);
- extern int              nse_exit_status(void);
- extern void             nse_init_source_suffixes(void);
- extern void             nse_no_makefile(Name);
- extern void             nse_rule_cmdmacro(wchar_t *);
- extern void             nse_wildcard(wchar_t *, wchar_t *);
- #endif
  
  #endif
--- 448,454 ----