$ patch --dry-run < /e/patchv0.81.txt 
patching file `nsDownloadManager.cpp'
Hunk #2 FAILED at 66.
Hunk #3 FAILED at 85.
Hunk #4 FAILED at 143.
Hunk #5 FAILED at 274.
Hunk #6 FAILED at 314.
Hunk #7 FAILED at 356.
Hunk #8 FAILED at 585.
Hunk #9 FAILED at 630.
Hunk #10 FAILED at 696.
Hunk #11 FAILED at 859.
Hunk #12 FAILED at 1601.
Hunk #13 FAILED at 1928.
Hunk #14 FAILED at 2038.
13 out of 14 hunks FAILED -- saving rejects to nsDownloadManager.cpp.rej
patching file `nsDownloadManager.h'
Hunk #2 FAILED at 221.
1 out of 2 hunks FAILED -- saving rejects to nsDownloadManager.h.rej
patching file `test_migration_to_4.js'