From e270ccbde76cfb8e4739cd36067db6c181cc3bc9 Mon Sep 17 00:00:00 2001
From: Jay Sorg <jay.sorg@gmail.com>
Date: Mon, 24 Mar 2014 12:03:17 -0700
Subject: [PATCH] only check for tjpeg if --enable-tjpeg is passed

---
 configure.ac | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/configure.ac b/configure.ac
index 9f8dd04a..e93862ab 100644
--- a/configure.ac
+++ b/configure.ac
@@ -128,6 +128,8 @@ then
 fi
 
 # checking for TurboJPEG
+if ! test -z "$enable_tpeg"
+then
 if test ! -z "$TURBOJPEG_PATH"
 then
   # env var TURBOJPEG_PATH has been defined, use that
@@ -153,6 +155,7 @@ else
   AC_SUBST(TurboJpegIncDir, [""])
   AC_SUBST(TurboJpegLibDir, [""])
 fi
+fi
 
 # checking for Xlib, Xfixes
 AC_CHECK_HEADER([X11/Xlib.h], [],