1 files changed, 3 insertions, 1 deletions
diff --git a/filelock.h b/filelock.h
index 97d13b7a..4551bb04 100644
--- a/filelock.h
+++ b/filelock.h
@@ -1,8 +1,10 @@
 #ifndef FIO_LOCK_FILE_H
 #define FIO_LOCK_FILE_H
 
+#include "lib/types.h"
+
 extern void fio_lock_file(const char *);
-extern int fio_trylock_file(const char *);
+extern bool fio_trylock_file(const char *);
 extern void fio_unlock_file(const char *);
 
 extern int fio_filelock_init(void);