[ --with-gif use -lungif for displaying GIF images])
AC_ARG_WITH(png,
[ --with-png use -lpng for displaying PNG images])
-AC_ARG_WITH(sound,
-[ --with-sound native sound support for GNU/Linux and free BSDs])
AC_ARG_WITH(toolkit-scroll-bars,
[ --with-toolkit-scroll-bars use Motif or Xaw3d scroll bars])
AC_AIX
# Sound support for GNU/Linux and the free BSDs.
-if test "${with_sound}" = ""; then
- with_sound=no
-fi
-if test "${with_sound}" != "no"; then
- AC_CHECK_HEADERS(machine/soundcard.h sys/soundcard.h)
-fi
+AC_CHECK_HEADERS(machine/soundcard.h sys/soundcard.h)
dnl checks for header files
AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h linux/version.h sys/systeminfo.h termios.h limits.h string.h stdlib.h termcap.h)