cmake qwt examples

eclipse-ecal/ecal app/mon/mon_plugins/signals_plotting/CMakeLists.txt :27 

find_package(qwt REQUIRED)

gnuradio/gnuradio gr-qtgui/CMakeLists.txt :23 

find_package(Qwt)

tukl-msd/DRAMSys src/traceAnalyzer/CMakeLists.txt :60 

find_package(Qwt REQUIRED)

hyOzd/serialplot CMakeLists.txt :42 

find_package(Qwt 6.3 REQUIRED)

srsran/srsGUI src/CMakeLists.txt :7 

FIND_PACKAGE(Qwt)