AC_CHECK_HEADER(pthread.h)
AM_CONDITIONAL(WITH_THREADS, test "x$with_threads" = "xyes")
-dnl Festival related checks
-# defaults to yes
-AC_ARG_WITH(festival, [ --with-festival Use festival speech software [default=no]], [], [with_festival=no])
-if test "x$with_festival" = "xyes"; then
- AC_DEFINE([USE_FESTIVAL], 1, [Define to enable festival speech software])
-fi
-AM_CONDITIONAL(USE_FESTIVAL, test "x$with_festival" = "xyes")
-
dnl Used by JSBSim to conditionally compile in fgfs interface code
AC_DEFINE([FGFS], 1, [Define so that JSBSim compiles in 'library' mode])