Merge branch 'patches/debian-bug-795061' into testing

src/Makefile.am

@@ -476,6 +476,7 @@ $(srcdir)/Scanner.cpp: Scanner.l Parser.cpp
 		$(LEX) -o $@ $(srcdir)/Scanner.l; \
 		echo "// Empty file generated by a flex version unable to create headers" > $(srcdir)/Scanner.h
 endif
+$(srcdir)/Scanner.h: $(srcdir)/Scanner.cpp
 
 $(srcdir)/IPFilterScanner.cpp: IPFilterScanner.l
 		$(LEX) -Pyyip -o $@ $(srcdir)/IPFilterScanner.l;