amiga.c..
   config.c..
   DIGEST.C..
   envir_set.c..
    50 	char *vn_env(), *getcwd(), *str_store();
    56 	Ps1 = vn_env("PS1",DEF_PS1);
    57 	Editor = vn_env("EDITOR",DEF_ED);
    58 	Printer = vn_env("PRINTER",DEF_PRINT);
    59 	ccname = vn_env("CCFILE",DEF_CCFILE);
    60 	keyxln = vn_env("VNKEY",DEF_KEYXLN);
    61 	Savedir = vn_env("VNSAVE",NULL);
    62 	More = (strcmp(vn_env("MORE",""), "-c") == 0 ? TRUE : FALSE);
   107 vn_env(var,def)
   getch.c..
   getenv.c..
   getren.c..
   gettoc.c..
   hash.c..
   help.c..
   mktemp.c..
   MSDOS.C..
   newdisp.c..
   pagefile.c..
   printex.c..
   rand.c..
   reader.c..
   REG.C..
   regcompat.c..
   regexp.c..
   rnumbox.c..
   session.c..
   sig_set.c..
   stat.c..
   stat2.c..
   std.c..
    95 	char *vn_env();
   108 	rcname = vn_env("MAILER",DEF_MAIL);
   116 	rcname = vn_env("VNPOSTER",DEF_POST);
   119 	rcname = vn_env("NEWSRC",DEF_NEWSRC);
   STORAGE.C..
   STRINGS.C..
   STRTOK.C..
   svart.c..
   termcap.c..
   term_set.c..
    53 	char *tgetstr(), *vn_env(), *str_store();
    58 	tvar = vn_env("TERM",DEF_TERM);
   TMPNAM.C..
   tty_set.c..
   umbox.c..
   updact.c..
   USERLIST.C..
   vn.c..
   VNGLOB.C..