PNG_EXPAND_tRNS   861 pngrtran.c        png_ptr->transformations |= (PNG_EXPAND | PNG_EXPAND_tRNS);
PNG_EXPAND_tRNS   891 pngrtran.c        png_ptr->transformations |= (PNG_EXPAND | PNG_EXPAND_tRNS);
PNG_EXPAND_tRNS   915 pngrtran.c        png_ptr->transformations |= (PNG_EXPAND | PNG_EXPAND_tRNS);
PNG_EXPAND_tRNS   931 pngrtran.c        png_ptr->transformations |= (PNG_EXPAND_16 | PNG_EXPAND | PNG_EXPAND_tRNS);
PNG_EXPAND_tRNS  1170 pngrtran.c                if (!(png_ptr->transformations & PNG_EXPAND_tRNS))
PNG_EXPAND_tRNS  1263 pngrtran.c              if (!(png_ptr->transformations & PNG_EXPAND_tRNS))
PNG_EXPAND_tRNS  1386 pngrtran.c              PNG_EXPAND_tRNS);
PNG_EXPAND_tRNS  1953 pngrtran.c                 if (png_ptr->transformations & PNG_EXPAND_tRNS)
PNG_EXPAND_tRNS  4739 pngrtran.c                  (png_ptr->transformations & PNG_EXPAND_tRNS))