AC_CHECK_FUNCS([accept4 mkostemp])
+AC_CHECK_DECL(SFD_CLOEXEC,[],
+ [AC_MSG_ERROR("SFD_CLOEXEC is needed to compile weston")],
+ [[#include <sys/signalfd.h>]])
+AC_CHECK_DECL(TFD_CLOEXEC,[],
+ [AC_MSG_ERROR("TFD_CLOEXEC is needed to compile weston")],
+ [[#include <sys/timerfd.h>]])
+AC_CHECK_DECL(CLOCK_MONOTONIC,[],
+ [AC_MSG_ERROR("CLOCK_MONOTONIC is needed to compile weston")],
+ [[#include <time.h>]])
+AC_CHECK_HEADERS([execinfo.h])
+
AC_ARG_ENABLE([scanner],
[AC_HELP_STRING([--disable-scanner],
[Disable compilation of wayland-scanner])],