From 24844c63327835b85c421d78402eb1655b6832d6 Mon Sep 17 00:00:00 2001
From: Jim Meyering <jim@meyering.net>
Date: Sat, 18 Aug 2001 15:54:36 +0000
Subject: renamed from ulonglong.m4

---
 m4/longlong.m4 | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 m4/longlong.m4

diff --git a/m4/longlong.m4 b/m4/longlong.m4
new file mode 100644
index 000000000..44f7ce360
--- /dev/null
+++ b/m4/longlong.m4
@@ -0,0 +1,17 @@
+#serial 3
+
+dnl From Paul Eggert.
+
+AC_DEFUN([jm_AC_TYPE_UNSIGNED_LONG_LONG],
+[
+  AC_CACHE_CHECK([for unsigned long long], ac_cv_type_unsigned_long_long,
+  [AC_TRY_LINK([unsigned long long ull = 1; int i = 63;],
+    [unsigned long long ullmax = (unsigned long long) -1;
+     return ull << i | ull >> i | ullmax / ull | ullmax % ull;],
+    ac_cv_type_unsigned_long_long=yes,
+    ac_cv_type_unsigned_long_long=no)])
+  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
+])
-- 
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