GetMagickThreadSupport  540 magick/constitute.c       thread_support=GetMagickThreadSupport(magick_info);
GetMagickThreadSupport  595 magick/constitute.c       thread_support=GetMagickThreadSupport(magick_info);
GetMagickThreadSupport 1161 magick/constitute.c       thread_support=GetMagickThreadSupport(magick_info);
GetMagickThreadSupport 1231 magick/constitute.c               thread_support=GetMagickThreadSupport(magick_info);
GetMagickThreadSupport  136 magick/magick.h   GetMagickThreadSupport(const MagickInfo *);
GetMagickThreadSupport  509 magick/methods.h #define GetMagickThreadSupport  PrependMagickMethod(GetMagickThreadSupport)