read_byte        1265 contrib/tools/pngfix.c          return read_byte(file);
read_byte        1370 contrib/tools/pngfix.c       int ch = read_byte(file);
read_byte        1395 contrib/tools/pngfix.c          int ch = read_byte(file);
read_byte        3015 contrib/tools/pngfix.c                   ch = read_byte(file);
read_byte        3056 contrib/tools/pngfix.c             ch = read_byte(file);