AC_ARG_WITH(libsdl,
AS_HELP_STRING([--with-libsdl],[use libsdl, yes or no]),
[with_libsdl=$withval],[with_libsdl=no])
if test "$with_libsdl" = "yes"; then
PKG_CHECK_MODULES(LIBSDL, sdl)
AC_ARG_WITH(libsdl,
AS_HELP_STRING([--with-libsdl],[use libsdl, yes or no]),
[with_libsdl=$withval],[with_libsdl=no])
if test "$with_libsdl" = "yes"; then
PKG_CHECK_MODULES(LIBSDL, sdl)