+
+AC_MSG_CHECKING(for struct timespec)
+AC_CACHE_VAL(scm_cv_struct_timespec,
+ AC_TRY_COMPILE([
+#include <time.h>],
+ [struct timespec t; t.tv_nsec = 100],
+ scm_cv_struct_timespec="yes",
+ scm_cv_struct_timespec="no"))
+AC_MSG_RESULT($scm_cv_struct_timespec)
+if test $scm_cv_struct_timespec = yes; then
+ AC_DEFINE(HAVE_STRUCT_TIMESPEC)
+fi
+