Function my_strftime 

pub unsafe fn my_strftime(
    my_perl: *mut PerlInterpreter,
    a: *const c_char,
    b: c_int,
    c: c_int,
    d: c_int,
    e: c_int,
    f: c_int,
    g: c_int,
    h: c_int,
    i: c_int,
    j: c_int,
) -> *mut c_char

my_strftime [THX] - macro function