dnl CF_UNSIGNED_LITERALS version: 2 updated: 1998/02/07 22:10:16
dnl --------------------
dnl Test if the compiler supports 'U' and 'L' suffixes.  Only old compilers
dnl won't, but they're still there.
AC_DEFUN([CF_UNSIGNED_LITERALS],
[
AC_MSG_CHECKING([if unsigned literals are legal])
AC_CACHE_VAL(cf_cv_unsigned_literals,[
	AC_TRY_COMPILE([],[long x = 1L + 1UL + 1U + 1],
		[cf_cv_unsigned_literals=yes],
		[cf_cv_unsigned_literals=no])
	])
AC_MSG_RESULT($cf_cv_unsigned_literals)
])dnl
