[Bug #438050] Check for sys/poll.h in configure script
diff --git a/configure.in b/configure.in
index 8977512..bcdbc67 100644
--- a/configure.in
+++ b/configure.in
@@ -543,7 +543,7 @@
 AC_CHECK_HEADERS(dlfcn.h fcntl.h limits.h locale.h ncurses.h poll.h pthread.h \
 signal.h stdarg.h stddef.h stdlib.h thread.h unistd.h utime.h termios.h \
 sys/audioio.h sys/file.h sys/lock.h sys/modem.h db_185.h db.h \
-sys/param.h sys/select.h sys/socket.h sys/time.h sys/times.h \
+sys/param.h sys/poll.h sys/select.h sys/socket.h sys/time.h sys/times.h \
 sys/un.h sys/utsname.h sys/wait.h pty.h libutil.h \
 ndbm.h db1/ndbm.h gdbm/ndbm.h sys/resource.h)
 AC_HEADER_DIRENT