finally! succesfully patch my dn3 rom using heimdall on osx, now my wifi is working thanks so much doc... in case somebody wants to know how
1: download GUI Tar
2. download dr ketan wifi patch, extract contents
3. edit file patch.tar.md5 to patch.tar
4. extract the contents of patch.tar using GUI Tar, files are param.bin, tz.img
5. from heimdalls utilities tab download your PIT file
6. go to flash tab, browse through your downloaded pit file.
7. under partitions press add, in partition details > partition name choose tzsw, in file choose tz.img (the files you extracted using GUI Tar)
8. again, under partitions press add, in partition details > partition name choose param, in file choose param.bin (the files you extracted using GUITar)
9. click restart, your device will reboot after flashing
hit thanks if u think i helped you
thanks again dr ketan for your awesome patch....