[Magick-bugs] ImageMagick & MinGW/GCC TDM: Building Trouble (Stage 4)

[duc.sequere.aut.de.via.decede at imagemagick.org]

> ./magick/log.c:748: error: cannot convert to a pointer type

Try

  #if defined(MAGICKCORE_HAVE_PTHREAD)
  return(*(unsigned long *) pthread_self());
#endif