cmpXYPrimaryRot  2682 lib/pdf/xpdf/TextOutputDev.cc   qsort(blocks, nBlocks, sizeof(TextBlock *), &TextBlock::cmpXYPrimaryRot);
cmpXYPrimaryRot   289 lib/pdf/xpdf/TextOutputDev.h   static int cmpXYPrimaryRot(const void *p1, const void *p2);