How eapp uses file IO_SYSTEM_WRAPPING？

[Peng-Hu]

Keystone-runtime provides io_syscall_read_wrapping, such as openat, read, write and close. However, eapp how to use them correctly？we need an example eapp.

[ccjingwen]

Keystone-runtime provides io_syscall_read_wrapping, such as openat, read, write and close. However, eapp how to use them correctly？we need an example eapp.

Do you already know how to use it?