add example of 34

src/34-syscall/open_modify.h

@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */
+#ifndef __SYSCALL_TRACER_H
+#define __SYSCALL_TRACER_H
+
+#define TASK_COMM_LEN 16
+#define NAME_MAX 255
+#define INVALID_UID ((uid_t)-1)
+
+struct event {
+	/* user terminology for pid: */
+	pid_t pid;
+	uid_t uid;
+	int ret;
+	int flags;
+	char comm[TASK_COMM_LEN];
+	char fname[NAME_MAX];
+};
+
+#endif /* __SYSCALL_TRACER_H */