diff -up screen-4.0.3/window.c.ptygroup screen-4.0.3/window.c
--- screen-4.0.3/window.c.ptygroup	2008-02-26 10:38:35.000000000 +0100
+++ screen-4.0.3/window.c	2008-02-26 10:39:53.000000000 +0100
@@ -1083,6 +1083,7 @@ char **namep;
     return f;
 
 #ifndef PTYROFS
+#if 0
 #ifdef PTYGROUP
   if (chown(*namep, real_uid, PTYGROUP) && !eff_uid)
 #else
@@ -1093,6 +1094,7 @@ char **namep;
       close(f);
       return -1;
     }
+#endif
 #ifdef UTMPOK
   if (chmod(*namep, lflag ? TtyMode : (TtyMode & ~022)) && !eff_uid)
 #else