ws-64:~/m1# diff -u <(hexdump -C 0x39.bit) <(hexdump -C 0x4c-1.bit)
--- /dev/fd/63  2011-08-26 08:05:11.263394317 -0300
+++ /dev/fd/62  2011-08-26 08:05:11.263394317 -0300
@@ -58,7 +58,7 @@
 000003e0  00 d0 cc 26 00 00 00 00  00 00 00 00 0c 44 00 40  |...&.........D.@|
 000003f0  00 30 cc 26 00 00 00 00  00 00 00 00 0c 44 00 40  |.0.&.........D.@|
 00000400  00 b0 cc 26 00 00 00 00  00 00 00 00 0c 44 00 40  |...&.........D.@|
-00000410  00 70 cc 26 00 00 00 00  00 00 00 00 0c 44 00 40  |.p.&.........D.@|
+00000410  00 00 cc 26 00 00 00 00  00 00 00 00 0c 44 00 40  |...&.........D.@|
 00000420  00 f0 cc 26 00 00 00 00  00 00 00 00 0c 44 00 40  |...&.........D.@|
 00000430  00 08 cc 26 00 00 00 00  00 00 00 00 0c 44 00 40  |...&.........D.@|
 00000440  00 88 cc 26 00 00 00 00  00 00 00 00 0c 44 00 40  |...&.........D.@|
ws-64:~/m1# /home/qi/wernermisc/bitcmp/bitcmp 0x39.bit 0x4c-1.bit
 4: 1 0
 5: 1 0
 6: 1 0