From fe0e7ad71862047ff05d6822d683c3efa7f64d0e Mon Sep 17 00:00:00 2001
From: Ken Brown <kbrown@cornell.edu>
Date: Tue, 19 Apr 2011 22:18:13 -0400
Subject: [PATCH] * configure.in (use_mmap_for_buffers): Set to yes on Cygwin.

---
 ChangeLog    | 4 ++++
 configure.in | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index a63fbc96bf..6a3b170172 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2011-04-20  Ken Brown  <kbrown@cornell.edu>
+
+	* configure.in (use_mmap_for_buffers): Set to yes on Cygwin.
+
 2011-04-12  Glenn Morris  <rgm@gnu.org>
 
 	* configure.in: Require ImageMagick >= 6.2.8.  (Bug#7955)
diff --git a/configure.in b/configure.in
index 3d99873eab..d20dee81e5 100644
--- a/configure.in
+++ b/configure.in
@@ -1631,7 +1631,7 @@ fi
 
 use_mmap_for_buffers=no
 case "$opsys" in
-  freebsd|irix6-5) use_mmap_for_buffers=yes ;;
+  cygwin|freebsd|irix6-5) use_mmap_for_buffers=yes ;;
 esac
 
 AC_FUNC_MMAP
-- 
2.20.1