$NetBSD: patch-gr-qtgui_examples_c++_CMakeLists.txt,v 1.1 2023/03/05 21:53:00 wiz Exp $

Add missing library - fails to link due to missing symbols from libqwt otherwise.

--- gr-qtgui/examples/c++/CMakeLists.txt.orig	2023-01-25 11:50:45.000000000 +0000
+++ gr-qtgui/examples/c++/CMakeLists.txt
@@ -28,6 +28,6 @@ list(
 qt5_wrap_cpp(qtgui_moc_sources display_qt.h)
 
 add_executable(display_qt display_qt.cc ${qtgui_moc_sources})
-target_link_libraries(display_qt ${QTGUI_LIBRARIES})
+target_link_libraries(display_qt ${QTGUI_LIBRARIES} -lqwt)
 
 install(TARGETS display_qt DESTINATION ${GR_PKG_QTGUI_EXAMPLES_DIR})