Function guile_sys::scm_boot_guile

pub unsafe extern "C" fn scm_boot_guile(
    argc: c_int, 
    argv: *mut *mut c_char, 
    main_func: Option<unsafe extern "C" fn(closure: *mut c_void, argc: c_int, argv: *mut *mut c_char)>, 
    closure: *mut c_void
)