pub unsafe extern "C" fn PEM_X509_INFO_write_bio(
bp: *mut bio_st,
xi: *const X509_info_st,
enc: *mut evp_cipher_st,
kstr: *const u8,
klen: i32,
cd: Option<unsafe extern "C" fn(_: *mut i8, _: i32, _: i32, _: *mut c_void) -> i32>,
u: *mut c_void,
) -> i32