diff -u source_original/main.c source/main.c
--- source_original/main.c	2014-01-16 22:15:19.000000000 +0100
+++ source/main.c	2017-10-30 18:31:22.365280877 +0100
@@ -1295,8 +1295,8 @@
 void
 initterminal(int pn)
 {
-  init_ttymodes(pn);
-  setup_terminal("");
+  //init_ttymodes(pn);
+  //setup_terminal("");
 }

   /* Set up my personal prejudices      */
Common subdirectories: source_original/package and source/package
diff -u source_original/unix_io.c source/unix_io.c
--- source_original/unix_io.c	2014-01-16 23:11:39.000000000 +0100
+++ source/unix_io.c	2017-10-30 18:48:13.927899071 +0100
@@ -40,17 +40,17 @@
   lval = last_char;
   brkrd = FALSE;
   reading = TRUE;
-#ifdef HAVE_ALARM
-  signal(SIGALRM, give_up);
-  alarm(60);    /* timeout after 1 minute, in case user's keyboard is hung */
-#endif
+//#ifdef HAVE_ALARM
+//  signal(SIGALRM, give_up);
+//  alarm(60);    /* timeout after 1 minute, in case user's keyboard is hung */
+//#endif
   if (read(0, &one_byte, (size_t) 1) < 0)
     ch = EOF;
   else
     ch = (int) one_byte;
-#ifdef HAVE_ALARM
-  alarm(0);
-#endif
+//#ifdef HAVE_ALARM
+//  alarm(0);
+//#endif
   reading = FALSE;
 #ifdef DEBUG
   {
@@ -178,21 +178,21 @@
 void
 inflush(void)
 {
-  int val;
-
-#ifdef HAVE_RDCHK
-  while (rdchk(0))
-    read(0, &val, 1);
-#else
-#if USE_FIONREAD
-  int l1;
-  ioctl(0, FIONREAD, &l1);
-  while (l1-- > 0L)
-    read(0, &val, (size_t) 1);
-#else
-  while (read(2, &val, (size_t) 1) > 0) ;
-#endif
-#endif
+//  int val;
+//
+//#ifdef HAVE_RDCHK
+//  while (rdchk(0))
+//    read(0, &val, 1);
+//#else
+//#if USE_FIONREAD
+//  int l1;
+//  ioctl(0, FIONREAD, &l1);
+//  while (l1-- > 0L)
+//    read(0, &val, (size_t) 1);
+//#else
+//  while (read(2, &val, (size_t) 1) > 0) ;
+//#endif
+//#endif
 }

 void