Certain flag macros were tested with #if instead if #ifdef...

crypto/bio/b_print.c

@@ -109,7 +109,7 @@
  * o ...                                       (for OpenSSL)
  */
 
-#if HAVE_LONG_DOUBLE
+#ifdef HAVE_LONG_DOUBLE
 #define LDOUBLE long double
 #else
 #define LDOUBLE double

crypto/des/set_key.c

@@ -342,7 +342,7 @@ void DES_set_key_unchecked(const_DES_cblock *key, DES_key_schedule *schedule)
 	register DES_LONG *k;
 	register int i;
 
-#if OPENBSD_DEV_CRYPTO
+#ifdef OPENBSD_DEV_CRYPTO
 	memcpy(schedule->key,key,sizeof schedule->key);
 	schedule->session=NULL;
 #endif

crypto/engine/hw_ubsec.c

@@ -93,7 +93,7 @@ static int ubsec_rsa_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa);
 static int ubsec_mod_exp_mont(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
 		const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx);
 #ifndef OPENSSL_NO_DSA
-#if NOT_USED
+#ifdef NOT_USED
 static int ubsec_dsa_mod_exp(DSA *dsa, BIGNUM *rr, BIGNUM *a1,
 		BIGNUM *p1, BIGNUM *a2, BIGNUM *p2, BIGNUM *m,
 		BN_CTX *ctx, BN_MONT_CTX *in_mont);
@@ -113,7 +113,7 @@ static int ubsec_dh_compute_key(unsigned char *key,const BIGNUM *pub_key,DH *dh)
 static int ubsec_dh_generate_key(DH *dh);
 #endif
 
-#if NOT_USED
+#ifdef NOT_USED
 static int ubsec_rand_bytes(unsigned char *buf, int num);
 static int ubsec_rand_status(void);
 #endif
@@ -663,7 +663,7 @@ static int ubsec_mod_exp_crt(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
 }
 
 #ifndef OPENSSL_NO_DSA
-#if NOT_USED
+#ifdef NOT_USED
 static int ubsec_dsa_mod_exp(DSA *dsa, BIGNUM *rr, BIGNUM *a1,
 		BIGNUM *p1, BIGNUM *a2, BIGNUM *p2, BIGNUM *m,
 		BN_CTX *ctx, BN_MONT_CTX *in_mont)
@@ -987,7 +987,7 @@ err:
         }
 #endif
 
-#if NOT_USED
+#ifdef NOT_USED
 static int ubsec_rand_bytes(unsigned char * buf,
                             int num)
         {