#serial 1 dnl From Jim Meyering dnl Define HAVE_STRUCT_TIMESPEC if `struct timespec' is declared in time.h. AC_DEFUN(jm_CHECK_TYPE_STRUCT_TIMESPEC, [ AC_CACHE_CHECK([for struct timespec], fu_cv_sys_struct_timespec, [AC_TRY_COMPILE( [ #include ], [static struct timespec x; x.tv_sec = x.tv_nsec;], fu_cv_sys_struct_timespec=yes, fu_cv_sys_struct_timespec=no) ]) if test $fu_cv_sys_struct_timespec = yes; then AC_DEFINE_UNQUOTED(HAVE_STRUCT_TIMESPEC, 1, [Define if struct timespec is declared in . ]) fi ])