+Headers without standard inclusion guards:
+cmdutils_common_opts.h
+compat/avisynth/avisynth_c.h
+compat/avisynth/avs/capi.h
+compat/avisynth/avs/config.h
+compat/avisynth/avs/types.h
+compat/avisynth/avxsynth_c.h
+compat/avisynth/windowsPorts/basicDataTypeConversions.h
+compat/avisynth/windowsPorts/windows2linux.h
+compat/float/float.h
+compat/float/limits.h