FF 316 lib/common/md5.c #define FF(b, c, d) (d ^ (b & (c ^ d))) FF 319 lib/gnu/md5.c #define FF(b, c, d) (d ^ (b & (c ^ d))) FF 221 maint/gnulib/lib/md5.c #define FF(b, c, d) (d ^ (b & (c ^ d)))