qwzm: Build fix

tools/qwzm/qwzm.pro

@@ -24,9 +24,9 @@ OBJECTS_DIR = built
 # "config" and override the two variables below (with "=").
 QGLVIEWER_INCL = /usr/include/QGLViewer
 QGLVIEWER_LIBS = -lQGLViewer
-include("config")
+#include("config")
 INCLUDEPATH += $$QGLVIEWER_INCL
-LIBS += -l3ds \
+LIBS += -l3ds -lGLU -lpng \
 	-lm \
 	$$QGLVIEWER_LIBS
 QT += opengl \

tools/qwzm/wzmglwidget.cpp

@@ -16,6 +16,7 @@
 	<http://www.gnu.org/licenses/>.
 */
 
+#include <GL/glu.h>
 #include "wzmglwidget.h"
 
 #define gl_errors() really_report_gl_errors(__FILE__, __LINE__)