migration: Make events a capability

Make check fails with events.  THis is due to the parser/lexer that it
uses.  Just in case that they are more broken parsers, just only send
events when there are capabilities.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/migration/migration.h b/include/migration/migration.h
index a308ecc..b2711ef 100644
--- a/include/migration/migration.h
+++ b/include/migration/migration.h
@@ -177,6 +177,7 @@ bool migrate_use_compression(void);
 int migrate_compress_level(void);
 int migrate_compress_threads(void);
 int migrate_decompress_threads(void);
+bool migrate_use_events(void);
 
 void ram_control_before_iterate(QEMUFile *f, uint64_t flags);
 void ram_control_after_iterate(QEMUFile *f, uint64_t flags);