Add missing include

kou · kou · commit 4ca61efcd757 · 2020-06-27T07:27:05.000+09:00
diff --git a/ext/fiddle/function.c b/ext/fiddle/function.c
@@ -1,6 +1,8 @@
 #include <fiddle.h>
 #include <ruby/thread.h>
 
+#include <stdbool.h>
+
 #ifdef PRIsVALUE
 # define RB_OBJ_CLASSNAME(obj) rb_obj_class(obj)
 # define RB_OBJ_STRING(obj) (obj)
