man bsdiff (Commandes) - bsdiff
NAME
bsdiff - generate a patch between two binary files
SYNOPSIS
DESCRIPTION
compares to and writes to a binary patch suitable for use by bspatch(1). When and are two versions of an executable program, the patches produced are on average a factor of five smaller than those produced by any other binary patch tool known to the author.
uses memory equal to 17 times the size of and requires an absolute minimum working set size of 8 times the size of oldfile.
SEE ALSO
bspatch()
AUTHORS
Colin Percival Aq cperciva@freebsd.org