botan: Fix include issue that prevented parsing public keys

Botan stopped including build.h in ffi.h with 3.4.0, so we have to
add this here explicitly to check for the enabled key types.

diff --git a/src/libstrongswan/plugins/botan/botan_util_keys.c b/src/libstrongswan/plugins/botan/botan_util_keys.c
index b6f26393a2dfa289209046847d9fa9639e81c474..127d988cb21c6f9aea6616dd92c9c338a140082f 100644 (file)
--- a/src/libstrongswan/plugins/botan/botan_util_keys.c
+++ b/src/libstrongswan/plugins/botan/botan_util_keys.c
@@ -29,6 +29,8 @@
 #include "botan_rsa_public_key.h"
 #include "botan_rsa_private_key.h"
 
+#include <botan/build.h>
+
 #include <asn1/asn1.h>
 #include <asn1/oid.h>