107    (((png_uint_32)PNG_u2(b1, b2) << 16) + PNG_u2(b3, b4))
185    png_uint_32 flag;
186    png_uint_32 tag;
369 find_by_flag(png_uint_32 flag)  in find_by_flag()
401    png_uint_32 before_IDAT;
402    png_uint_32 after_IDAT;
481 static png_uint_32
484    png_uint_32 flags = png_get_valid(d->png_ptr, info_ptr, (png_uint_32)~0);  in get_valid()
489       png_uint_32 ntext = png_get_text(d->png_ptr, info_ptr, &text, NULL);  in get_valid()
568          png_uint_32 flag = chunk_info[chunk].flag;  in read_callback()
590 static png_uint_32
594    png_uint_32 flags = 0;  in get_unknown()
643 static png_uint_32
669    png_uint_32 height;  in check()
839          png_uint_32 width = png_get_image_width(d->png_ptr, d->info_ptr);  in check()
843             png_uint_32 wPass = PNG_PASS_COLS(width, ipass);  in check()
847                png_uint_32 y;  in check()
858          png_uint_32 y;  in check()
883 check_error(display *d, png_uint_32 flags, const char *message)  in check_error()
887       png_uint_32 flag = flags & -(png_int_32)flags;  in check_error()
899 check_handling(display *d, int def, png_uint_32 chunks, png_uint_32 known,  in check_handling()
900    png_uint_32 unknown, const char *position, int set_callback)  in check_handling()
904       png_uint_32 flag = chunks & -(png_int_32)chunks;  in check_handling()
1018    png_uint_32 *default_flags, display *d, int set_callback)  in perform_one_test()
1021    png_uint_32 flags[2][4];  in perform_one_test()
1059       png_uint_32 test;  in perform_one_test()
1083    png_uint_32 *default_flags, display *d, const char *test)  in perform_one_test_safe()
1124    png_uint_32 default_flags[4]; /*valid,unknown{before,after}*/  in main()