6 #elif defined(SHA1_APPLE)
7 #include <CommonCrypto/CommonDigest.h>
8 #elif defined(SHA1_OPENSSL)
9 #include <openssl/sha.h>
10 #elif defined(SHA1_DC)
11 #ifdef DC_SHA1_SUBMODULE
12 #include "sha1collisiondetection/lib/sha1.h"
14 #include "sha1dc/sha1.h"
17 #include "block-sha1/sha1.h"