diff --git a/src/ptx.c b/src/ptx.c
index 1f7fc6731..463f508c7 100644
--- a/src/ptx.c
+++ b/src/ptx.c
@@ -1780,10 +1780,6 @@ main (int argc, char **argv)
 
   atexit (close_stdout);
 
-#if HAVE_SETCHRCLASS
-  setchrclass (nullptr);
-#endif
-
   while (optchar = getopt_long (argc, argv, "AF:GM:ORS:TW:b:i:fg:o:trw:",
                                 long_options, nullptr),
          optchar != EOF)
diff --git a/src/stty.c b/src/stty.c
index c9523efdc..919e32bb3 100644
--- a/src/stty.c
+++ b/src/stty.c
@@ -131,9 +131,6 @@
 #if defined VDSUSP && !defined CDSUSP
 # define CDSUSP Control ('y')
 #endif
-#if !defined VREPRINT && defined VRPRNT /* Irix 4.0.5 */
-# define VREPRINT VRPRNT
-#endif
 #if defined VREPRINT && !defined CRPRNT
 # define CRPRNT Control ('r')
 #endif