AC_DEFUN([AC_TYPE_UNSIGNED_LONG_LONG_INT],
[
AC_CACHE_CHECK([for unsigned long long int],
[ac_cv_type_unsigned_long_long_int],
[AC_LINK_IFELSE(
[AC_LANG_PROGRAM(
[[unsigned long long int ull = 18446744073709551615ULL;
typedef int a[(18446744073709551615ULL <= (unsigned long long int) -1
? 1 : -1)];
int i = 63;]],
[[unsigned long long int ullmax = 18446744073709551615ull;
return (ull << 63 | ull >> 63 | ull << i | ull >> i
| ullmax / ull | ullmax % ull);]])],
[ac_cv_type_unsigned_long_long_int=yes],
[ac_cv_type_unsigned_long_long_int=no])])
if test $ac_cv_type_unsigned_long_long_int = yes; then
AC_DEFINE([HAVE_UNSIGNED_LONG_LONG_INT], 1,
[Define to 1 if the system has the type `unsigned long long int'.])
fi
])
AC_DEFUN([gl_AC_TYPE_UNSIGNED_LONG_LONG],
[
AC_REQUIRE([AC_TYPE_UNSIGNED_LONG_LONG_INT])
ac_cv_type_unsigned_long_long=$ac_cv_type_unsigned_long_long_int
if test $ac_cv_type_unsigned_long_long = yes; then
AC_DEFINE(HAVE_UNSIGNED_LONG_LONG, 1,
[Define if you have the 'unsigned long long' type.])
fi
])