Merging of the entire pre5 branch.

[oweals/tinc.git] / m4 / openssl.m4

diff --git a/m4/openssl.m4 b/m4/openssl.m4
index 2ef9c37853104a993e731e55d8b950710bd38145..e5c0939555b570aa7664ac45a4448f743deebd8d 100644 (file)
--- a/m4/openssl.m4
+++ b/m4/openssl.m4
@@ -31,6 +31,14 @@ AC_DEFUN(tinc_OPENSSL,
 
   AC_CHECK_FUNCS(RAND_pseudo_bytes)
 
+  AC_CHECK_FUNC(OpenSSL_add_all_algorithms,
+    [],
+    AC_CHECK_FUNC(SSLeay_add_all_algorithms,
+      [AC_DEFINE(HAVE_SSLEAY_ADD_ALL_ALGORITHMS)],
+      [AC_MSG_ERROR("Missing required OpenSSL functionality!")]
+    )
+  )
+
   AC_CHECK_FUNC(dlopen,
     [],
     AC_CHECK_LIB(dl, dlopen,