Index: examples/rlfe/pty.c
===================================================================
--- examples/rlfe/pty.c.orig
+++ examples/rlfe/pty.c
@@ -34,7 +34,7 @@
 #endif
 
 /* for solaris 2.1, Unixware (SVR4.2) and possibly others */
-#ifdef HAVE_SVR4_PTYS
+#if defined(HAVE_SVR4_PTYS) && defined(HAVE_SYS_STROPTS_H)
 # include <sys/stropts.h>
 #endif
 
Index: configure
===================================================================
--- configure.orig
+++ configure
@@ -4956,7 +4956,8 @@ done
 
 
 
-for ac_header in sys/pte.h sys/stream.h sys/select.h sys/file.h
+
+for ac_header in sys/pte.h sys/stream.h sys/select.h sys/file.h sys/stropts.h
 do
 as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
 if eval "test \"\${$as_ac_Header+set}\" = set"; then
Index: configure.in
===================================================================
--- configure.in.orig
+++ configure.in
@@ -148,7 +148,7 @@ AC_FUNC_STRCOLL
 
 AC_CHECK_HEADERS(fcntl.h unistd.h stdlib.h varargs.h stdarg.h string.h strings.h \
 		limits.h locale.h pwd.h memory.h termcap.h termios.h termio.h)
-AC_CHECK_HEADERS(sys/pte.h sys/stream.h sys/select.h sys/file.h)
+AC_CHECK_HEADERS(sys/pte.h sys/stream.h sys/select.h sys/file.h sys/stropts.h)
 
 AC_CHECK_HEADERS(sys/ptem.h,,,
 [[