CHECK             374 3rdparty/libpng/pngpriv.h #  define CVT_PTR(ptr) (png_far_to_near(png_ptr,ptr,CHECK))
CHECK             831 3rdparty/zlib/inflate.c                 state->mode = CHECK;
CHECK            1174 3rdparty/zlib/inflate.c         case CHECK:
CHECK            1233 3rdparty/zlib/inflate.c             (state->mode < CHECK || flush != Z_FINISH)))