added ALSA

Author: uwewoessner

src/OpenCOVER/plugins/hlrs/Midi/CMakeLists.txt

@@ -2,6 +2,11 @@ using(MIDIFILE)
 using(SDL2)
 using(FFTW)
 using(VRML)
+IF(WIN32)
+message("noAlsa")
+ELSE(WIN32)
+ using(ALSA)
+ENDIF(WIN32)
 #using(OPEN62541)
 #USE_MIDIFILE()
 #    MESSAGE(${MIDIFILE_INCLUDE_DIR})