graphics/enblend-enfuse: Added LDFLAGS.

Signed-off-by: Willy Sudiarto Raharjo <willysr@slackbuilds.org>

graphics/enblend-enfuse/enblend-enfuse.SlackBuild

@@ -3,7 +3,7 @@
 # Slackware build script for Enblend-Enfuse
 #
 # Copyright 2009-2010  Erik W. Hanson, Minneapolis, MN, USA
-# Copyright 2011-2014 titopoquito (titopoquito@gmail.com)
+# Copyright 2011-2015 titopoquito (titopoquito@gmail.com)
 # All rights reserved.
 #
 # Redistribution and use of this script, with or without modification, is
@@ -25,7 +25,7 @@
 
 PRGNAM=enblend-enfuse
 VERSION=${VERSION:-4.1.2}
-BUILD=${BUILD:-1}
+BUILD=${BUILD:-2}
 TAG=${TAG:-_SBo}
 
 if [ -z "$ARCH" ]; then
@@ -70,8 +70,15 @@ find -L . \
  \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;
 
+# for version 4.1.2 there is an underlinking problem in
+# enblend-enfuse when used with an vigra library that is
+# compiled to support OpenEXR. Both are needed to run
+# hugin, a program to create panorama photos.
+# Thanks to David Spencer for the LDFLAGS hint!
+
 CXXFLAGS="$SLKCFLAGS" \
 CFLAGS="$SLKCFLAGS" \
+LDFLAGS="-lpthread" \
 ./configure \
   --prefix=/usr \
   --mandir=/usr/man \