*** tty.c.orig	Thu Apr 16 18:06:43 1998
--- tty.c	Thu Apr 16 18:06:54 1998
***************
*** 672,678 ****
  char *cmd;
   {
   int x,omode=ttymode;
!  char *s=getenv("SHELL");
   if(!s) return;
   ttclsn();
   if(x=fork())
--- 672,678 ----
  char *cmd;
   {
   int x,omode=ttymode;
!  char *s=(char *)getenv("SHELL");
   if(!s) return;
   ttclsn();
   if(x=fork())
