SHA1_Update       260 ext/digest/sha1/sha1.c     SHA1_Update(context, (const uint8_t *)"\200", 1);
SHA1_Update       262 ext/digest/sha1/sha1.c 	SHA1_Update(context, (const uint8_t *)"\0", 1);
SHA1_Update       263 ext/digest/sha1/sha1.c     SHA1_Update(context, finalcount, 8);  /* Should cause a SHA1_Transform() */
SHA1_Update        32 ext/digest/sha1/sha1.h void	SHA1_Update _((SHA1_CTX *context, const uint8_t *data, size_t len));
SHA1_Update        20 ext/digest/sha1/sha1init.c     (rb_digest_hash_update_func_t)SHA1_Update,