LibreSSL doesn't have or require applink.c
#define SK_VALUE(x,y) sk_X509_value(x,y)
typedef STACK_OF(X509) X509_STACK_TYPE;
-#if defined(_MSC_VER)
+#if defined(_MSC_VER) && !defined(LIBRESSL_VERSION_NUMBER)
/* The following logic ensures we correctly glue FILE* within one CRT used
* by the OpenSSL library build to another CRT used by the ab.exe build.
* This became especially problematic with Visual Studio 2015.
