1 files changed, 2 insertions, 0 deletions

diff --git a/configure.in b/configure.in
index e9467011b..f048b000d 100644
--- a/configure.in
+++ b/configure.in
@@ -49,6 +49,7 @@ case "$host" in
         fi
         CFLAGS="$CFLAGS -D_HPUX_SOURCE"
         AC_DEFINE(IPADDR_IN_DISPLAY)
+        AC_DEFINE(USE_PIPES)
         AC_MSG_CHECKING(for HPUX trusted system password database)
         if test -f /tcb/files/auth/system/default; then
                 AC_MSG_RESULT(yes)
@@ -142,6 +143,7 @@ case "$host" in
         conf_utmp_location=/etc/utmp
         conf_wtmp_location=/var/adm/wtmp
         conf_lastlog_location=/var/adm/lastlog
+        AC_DEFINE(USE_PIPES)
         MANTYPE='$(CATMAN)'
         mansubdir=cat
         ;;