[ --disable-worldscore disable worldscore support], worldscore=no, AC_DEFINE(WORLD_SCORE, 1, [Allow the game to send scores to the score server]))
AC_ARG_ENABLE(chuukei,
[ --enable-chuukei enable internet chuukei support], AC_DEFINE(CHUUKEI, 1, [Chuukei mode]))
+AC_ARG_ENABLE([pch],
+[ --disable-pch disable use of precompiled headers],
+enable_pch=no, enable_pch=yes)
+AM_CONDITIONAL([PCH], [test x$enable_pch = xyes])
dnl Checks for libraries.
dnl Replace `main' with a function in -lncurses:
AC_FUNC_VPRINTF
AC_CHECK_FUNCS(gethostname mkdir select socket strtol vsnprintf mkstemp usleep)
-AC_OUTPUT(Makefile src/Makefile lib/Makefile lib/apex/Makefile lib/bone/Makefile lib/data/Makefile lib/edit/Makefile lib/file/Makefile lib/help/Makefile lib/info/Makefile lib/pref/Makefile lib/save/Makefile lib/script/Makefile lib/user/Makefile lib/xtra/Makefile lib/xtra/font/Makefile lib/xtra/graf/Makefile lib/xtra/music/Makefile lib/xtra/sound/Makefile)
+AC_OUTPUT(Makefile src/Makefile lib/Makefile lib/apex/Makefile lib/bone/Makefile lib/data/Makefile lib/edit/Makefile lib/file/Makefile lib/help/Makefile lib/info/Makefile lib/pref/Makefile lib/save/Makefile lib/script/Makefile lib/user/Makefile lib/xtra/Makefile lib/xtra/graf/Makefile lib/xtra/music/Makefile lib/xtra/sound/Makefile)