I                 231 ext/hash/hash_md.c #define I(x, y, z) ((y) ^ ((x) | (~z)))
I                 167 ext/hash/hash_sha.c #define I(x, y, z) ((x) ^ (y) ^ (z))
I                 186 ext/standard/md5.c #define I(x, y, z) ((y) ^ ((x) | (~z)))
I                 127 ext/standard/sha1.c #define I(x, y, z) ((x) ^ (y) ^ (z))