-#if !defined(USE_MD5_RAND) && !defined(USE_SHA1_RAND) && !defined(USE_MDC2_RAND) && !defined(USE_MD2_RAND)
-#if !defined(OPENSSL_NO_SHA) && !defined(OPENSSL_NO_SHA1)
-#define USE_SHA1_RAND
-#elif !defined(OPENSSL_NO_MD5)
-#define USE_MD5_RAND
-#elif !defined(OPENSSL_NO_MDC2) && !defined(OPENSSL_NO_DES)
-#define USE_MDC2_RAND
-#elif !defined(OPENSSL_NO_MD2)
-#define USE_MD2_RAND
-#else
-#error No message digest algorithm available
-#endif
-#endif
-
-#include <openssl/evp.h>
-#define MD_Update(a,b,c) EVP_DigestUpdate(a,b,c)
-#define MD_Final(a,b) EVP_DigestFinal_ex(a,b,NULL)
-#if defined(USE_MD5_RAND)
-#include <openssl/md5.h>
-#define MD_DIGEST_LENGTH MD5_DIGEST_LENGTH
-#define MD_Init(a) EVP_DigestInit_ex(a,EVP_md5(), NULL)
-#define MD(a,b,c) EVP_Digest(a,b,c,NULL,EVP_md5(), NULL)
-#elif defined(USE_SHA1_RAND)
-#include <openssl/sha.h>
-#define MD_DIGEST_LENGTH SHA_DIGEST_LENGTH
-#define MD_Init(a) EVP_DigestInit_ex(a,EVP_sha1(), NULL)
-#define MD(a,b,c) EVP_Digest(a,b,c,NULL,EVP_sha1(), NULL)
-#elif defined(USE_MDC2_RAND)
-#include <openssl/mdc2.h>
-#define MD_DIGEST_LENGTH MDC2_DIGEST_LENGTH
-#define MD_Init(a) EVP_DigestInit_ex(a,EVP_mdc2(), NULL)
-#define MD(a,b,c) EVP_Digest(a,b,c,NULL,EVP_mdc2(), NULL)
-#elif defined(USE_MD2_RAND)
-#include <openssl/md2.h>
-#define MD_DIGEST_LENGTH MD2_DIGEST_LENGTH
-#define MD_Init(a) EVP_DigestInit_ex(a,EVP_md2(), NULL)
-#define MD(a,b,c) EVP_Digest(a,b,c,NULL,EVP_md2(), NULL)
-#endif
+# include <openssl/evp.h>
+# define MD_Update(a,b,c) EVP_DigestUpdate(a,b,c)
+# define MD_Final(a,b) EVP_DigestFinal_ex(a,b,NULL)
+# if defined(USE_MD5_RAND)
+# include <openssl/md5.h>
+# define MD_DIGEST_LENGTH MD5_DIGEST_LENGTH
+# define MD_Init(a) EVP_DigestInit_ex(a,EVP_md5(), NULL)
+# define MD(a,b,c) EVP_Digest(a,b,c,NULL,EVP_md5(), NULL)
+# elif defined(USE_SHA1_RAND)
+# include <openssl/sha.h>
+# define MD_DIGEST_LENGTH SHA_DIGEST_LENGTH
+# define MD_Init(a) EVP_DigestInit_ex(a,EVP_sha1(), NULL)
+# define MD(a,b,c) EVP_Digest(a,b,c,NULL,EVP_sha1(), NULL)
+# elif defined(USE_MDC2_RAND)
+# include <openssl/mdc2.h>
+# define MD_DIGEST_LENGTH MDC2_DIGEST_LENGTH
+# define MD_Init(a) EVP_DigestInit_ex(a,EVP_mdc2(), NULL)
+# define MD(a,b,c) EVP_Digest(a,b,c,NULL,EVP_mdc2(), NULL)
+# elif defined(USE_MD2_RAND)
+# include <openssl/md2.h>
+# define MD_DIGEST_LENGTH MD2_DIGEST_LENGTH
+# define MD_Init(a) EVP_DigestInit_ex(a,EVP_md2(), NULL)
+# define MD(a,b,c) EVP_Digest(a,b,c,NULL,EVP_md2(), NULL)
+# endif