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-rw-r--r--doc/mrbgems/c_extension_example/src/example.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/doc/mrbgems/c_extension_example/src/example.c b/doc/mrbgems/c_extension_example/src/example.c
index 11f54e6d2..fa166186d 100644
--- a/doc/mrbgems/c_extension_example/src/example.c
+++ b/doc/mrbgems/c_extension_example/src/example.c
@@ -13,3 +13,8 @@ mrb_c_extension_example_gem_init(mrb_state* mrb) {
struct RClass *class_cextension = mrb_define_module(mrb, "CExtension");
mrb_define_class_method(mrb, class_cextension, "c_method", mrb_c_method, ARGS_NONE());
}
+
+void
+mrb_c_extension_example_gem_final(mrb_state* mrb) {
+ // finalizer
+}