Constant XP3_MAGIC 

pub const XP3_MAGIC: &[u8; 11] = b"XP3\r\n \n\x1a\x8b\x67\x01";

Available on crate features kirikiri and kirikiri-arc only.

XP3 file header signature: XP3\r\n \n\x1a\x8b\x67\x01