Added require into default frontend function

CMakeLists.txt

@@ -86,6 +86,10 @@ function(default_cfd950_frontend F_TARGET F_NAME F_EVENT_ID NUM_CH NUM_DR)
     PRIVATE
     $ENV{MIDASSYS}/drivers
   )
+  
+  # Is needed here because the find_package(Midas REQUIRED) further up in the
+  # file does not propagate into the function context.
+  find_package(Midas REQUIRED)
 
   target_link_libraries(
     ${F_TARGET}