AC_CHECK_DECLS([CLOCK_MONOTONIC], [], [], [[#include <time.h>]])
AC_SEARCH_LIBS([clock_gettime], [rt], [AC_DEFINE([HAVE_CLOCK_GETTIME],[],[Define if clock_gettime() is available])])
AC_CHECK_DECLS([CLOCK_MONOTONIC], [], [], [[#include <time.h>]])
AC_SEARCH_LIBS([clock_gettime], [rt], [AC_DEFINE([HAVE_CLOCK_GETTIME],[],[Define if clock_gettime() is available])])