SafeBool.h header file not found

[justdoGIT]

While compiling the source of ONVIFMonitor it throws error stating SafeBool.h file not found:

In file included from /home/kk/projects/ONVIFMonitor/src/Device.h:2,
                 from /home/kk/projects/ONVIFMonitor/build/src/ONVIFMonitor_autogen/EWIEGA46WW/moc_Device.cpp:10,
                 from /home/kk/projects/ONVIFMonitor/build/src/ONVIFMonitor_autogen/mocs_compilation.cpp:3:
/home/kk/projects/ONVIFMonitor/src/Result.h:2:10: fatal error: SafeBool.h: No such file or directory
    2 | #include "SafeBool.h"
      |          ^~~~~~~~~~~~
compilation terminated.
make[2]: *** [src/CMakeFiles/ONVIFMonitor.dir/build.make:139: src/CMakeFiles/ONVIFMonitor.dir/ONVIFMonitor_autogen/mocs_compilation.cpp.o] Error 1
make[1]: *** [CMakeFiles/Makefile2:123: src/CMakeFiles/ONVIFMonitor.dir/all] Error 2
make: *** [Makefile:152: all] Error 2

Can you please mention which SafeBool.h file is required for successful compilation.

Thanks
Kamal Pandey