event.c:106:5: error: use of undeclared identifier 'uint64_t'
--- src/event.c
+++ src/event.c
@@ -21,6 +21,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 #include <errno.h>
+#include <stdint.h>
 
 #include <pthread.h>
 #include <unistd.h>