--- a/configure.in	Wed Oct 19 15:28:39 1994 +0000
+++ b/configure.in	Wed Oct 19 18:19:16 1994 +0000
@@ -21,7 +21,7 @@
 dnl along with Octave; see the file COPYING.  If not, write to the Free
 dnl Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
 dnl
-AC_REVISION($Revision: 1.63 $)dnl
+AC_REVISION($Revision: 1.64 $)dnl
 AC_PREREQ(1.122)
 AC_INIT(src/octave.cc)
 AC_CONFIG_HEADER(config.h kpathsea/c-auto.h)
@@ -648,9 +648,13 @@
 dnl
 AC_SUBST(TERMLIBS)
 dnl
+dnl Signal stuff.
+dnl
+AC_TYPE_SIGNAL
+AC_SYS_SIGLIST_DECLARED
+dnl
 dnl Define VOID_SIGHANDLER for readline.
 dnl
-AC_TYPE_SIGNAL
 case "$RETSIGTYPE" in
   int)
   ;;