only in patch2:
unchanged:
--- gmsh-2.0.7.orig/configure
+++ gmsh-2.0.7/configure
@@ -3349,7 +3349,7 @@
       FLAGS="${FLAGS} -I${OSMESA_PREFIX} -I${OSMESA_PREFIX}/include"
     fi
   else
-    GMSH_LIBS="${GMSH_LIBS} `$FLTKCONFIG --use-gl --use-images --ldflags`"
+    GMSH_LIBS="${GMSH_LIBS} -lGLU `$FLTKCONFIG --use-gl --use-images --ldflags`"
     FLAGS="${FLAGS} `$FLTKCONFIG --use-gl --use-images --cxxflags`"
   fi
 
only in patch2:
unchanged:
--- gmsh-2.0.7.orig/configure.in
+++ gmsh-2.0.7/configure.in
@@ -220,7 +220,7 @@
       FLAGS="${FLAGS} -I${OSMESA_PREFIX} -I${OSMESA_PREFIX}/include"
     fi
   else
-    GMSH_LIBS="${GMSH_LIBS} `$FLTKCONFIG --use-gl --use-images --ldflags`"
+    GMSH_LIBS="${GMSH_LIBS} -lGLU `$FLTKCONFIG --use-gl --use-images --ldflags`"
     FLAGS="${FLAGS} `$FLTKCONFIG --use-gl --use-images --cxxflags`"
   fi