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AC_CHECK_FUNC(random, [
AC_DEFINE(HAVE_RANDOM, 1, [Whether we have random()])
])
])
AC_CHECK_LIB(dl, dlopen, LIBS="$LIBS -ldl")
AC_CHECK_HEADERS(dlfcn.h)
case "$host_os" in
netbsd*)
dnl dladdr exists on NetBSD, but it is completely broken.
dnl When using it with code that uses __thread, it freezes the
dnl process so that it has to be killed using SIGKILL.
dnl When disabling __thread, it doesn't freeze, but all symbols
dnl are wrong.
;;
*)
AC_CHECK_FUNCS(dladdr)
AC_CHECK_FUNCS(dladdr)
;;
esac
AC_ARG_ENABLE(threads,
AS_HELP_STRING([--disable-threads], [disable thread support]))
AS_IF([test x"$enable_threads" != x"no"], [
case "$host_os" in
mingw*)
AC_MSG_CHECKING(for threads)
|