Update ossl_helpers.c

Remove OPENSSL build-time macro from helper functions.

src/common/ossl_helpers.c

@@ -27,28 +27,21 @@ static void fetch_ossl_objects(void) {
 	sha384_ptr = OSSL_FUNC(EVP_MD_fetch)(NULL, "SHA384", NULL);
 	sha512_ptr = OSSL_FUNC(EVP_MD_fetch)(NULL, "SHA512", NULL);
 
-#if defined(OQS_USE_SHA3_OPENSSL)
 	sha3_256_ptr = OSSL_FUNC(EVP_MD_fetch)(NULL, "SHA3-256", NULL);
 	sha3_384_ptr = OSSL_FUNC(EVP_MD_fetch)(NULL, "SHA3-384", NULL);
 	sha3_512_ptr = OSSL_FUNC(EVP_MD_fetch)(NULL, "SHA3-512", NULL);
 	shake128_ptr = OSSL_FUNC(EVP_MD_fetch)(NULL, "SHAKE128", NULL);
 	shake256_ptr = OSSL_FUNC(EVP_MD_fetch)(NULL, "SHAKE256", NULL);
-#endif
-#if defined(OQS_USE_AES_OPENSSL)
+
 	aes128_ecb_ptr = OSSL_FUNC(EVP_CIPHER_fetch)(NULL, "AES-128-ECB", NULL);
 	aes128_ctr_ptr = OSSL_FUNC(EVP_CIPHER_fetch)(NULL, "AES-128-CTR", NULL);
 	aes256_ecb_ptr = OSSL_FUNC(EVP_CIPHER_fetch)(NULL, "AES-256-ECB", NULL);
 	aes256_ctr_ptr = OSSL_FUNC(EVP_CIPHER_fetch)(NULL, "AES-256-CTR", NULL);
-#endif
 
 	if (!sha256_ptr || !sha384_ptr || !sha512_ptr
-#if defined(OQS_USE_SHA3_OPENSSL)
 	        || !sha3_256_ptr || !sha3_384_ptr || !sha3_512_ptr
 	        || !shake128_ptr || !shake256_ptr
-#endif
-#if defined(OQS_USE_AES_OPENSSL)
 	        || !aes128_ecb_ptr || !aes128_ctr_ptr || !aes256_ecb_ptr || !aes256_ctr_ptr
-#endif
 	   ) {
 		fprintf(stderr, "liboqs warning: OpenSSL initialization failure. Is provider for SHA, SHAKE, AES enabled?\n");
 	}