for si < n {
		// Convert 3x 8bit source bytes into 4 bytes
		val := uint(src[si+0])<<16 | uint(src[si+1])<<8 | uint(src[si+2])

		dst[di+0] = enc.encode[val>>18&0x3F]
		dst[di+1] = enc.encode[val>>12&0x3F]
		dst[di+2] = enc.encode[val>>6&0x3F]
		dst[di+3] = enc.encode[val&0x3F]

		si += 3
		di += 4
	}

	remain := len(src) - si
	if remain == 0 {
		return
	}
	// Add the remaining small block

	0x20, 0x30, 0x1e, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x09,
	0x01, 0x16, 0x11, 0x67, 0x65, 0x6e, 0x65, 0x72, 0x61, 0x6c, 0x40, 0x69, 0x70,
	0x73, 0x63, 0x61, 0x2e, 0x63, 0x6f, 0x6d, 0x30, 0x1e, 0x17, 0x0d, 0x30, 0x39,
	0x30, 0x32, 0x32, 0x34, 0x32, 0x33, 0x30, 0x34, 0x31, 0x37, 0x5a, 0x17, 0x0d,
	0x31, 0x31, 0x30, 0x32, 0x32, 0x34, 0x32, 0x33, 0x30, 0x34, 0x31, 0x37, 0x5a,

			0x9a, 0x81, 0x65, 0x7f, 0x46, 0x4b, 0x45, 0x5f,
			0xe1, 0x6d, 0x42, 0xe8, 0x01, 0x13, 0x5c, 0x38,
			0x51, 0xd4, 0xb4, 0x38, 0x49, 0x7e, 0xcb, 0x62,
			0x28, 0x1e, 0x3b, 0x82, 0x93, 0x54, 0x48, 0xf1,
			0xd2, 0x7d, 0xe4, 0x5a, 0xa3, 0xbc, 0x99, 0x83,
			0x44, 0x4f, 0x3a, 0x77, 0x36, 0x57, 0xce, 0xcf,
			0x2f, 0x56, 0xbe, 0x80, 0x90, 0x9e, 0x84, 0xea,
			0x51, 0x1f, 0x8f, 0xcf, 0x90, 0xd4, 0x60, 0xdc,

	FOLDERID_PublicDocuments        = &KNOWNFOLDERID{0xed4824af, 0xdce4, 0x45a8, [8]byte{0x81, 0xe2, 0xfc, 0x79, 0x65, 0x08, 0x36, 0x34}}
	FOLDERID_RoamingAppData         = &KNOWNFOLDERID{0x3eb685db, 0x65f9, 0x4cf6, [8]byte{0xa0, 0x3a, 0xe3, 0xef, 0x65, 0x72, 0x9f, 0x3d}}

}
gAMA {1.0000}
PLTE {
    (255,  3,  7)     # rgb = (0xff,0x03,0x07)
    (255,  4,  7)     # rgb = (0xff,0x04,0x07)
    (255,  9,  7)     # rgb = (0xff,0x09,0x07)
    (217, 14,  7)     # rgb = (0xd9,0x0e,0x07)
    (255, 14,  7)     # rgb = (0xff,0x0e,0x07)
    (  2, 22, 19)     # rgb = (0x02,0x16,0x13)
    (255, 26,  7)     # rgb = (0xff,0x1a,0x07)
    (255, 31,  7)     # rgb = (0xff,0x1f,0x07)
    ( 10, 37, 14)     # rgb = (0x0a,0x25,0x0e)

	// ppc64x: -"CLRLSLDI", "RLWNM\t[$]15, R[0-9]+, [$]21, [$]28, R[0-9]+"
	b[1] = b[(v>>20)&0xFF]
	// ppc64x: "RLWNM", -"SLD"
	b[2] = b[((uint64((uint32(v) >> 21)) & 0x3f) << 4)]
	// ppc64x: "RLWNM\t[$]11, R[0-9]+, [$]10, [$]15"
	c[0] = c[((v>>5)&0x3F)<<16]
	// ppc64x: "RLWNM\t[$]0, R[0-9]+, [$]19, [$]24"
	c[1] = c[((v>>7)&0x3F)<<7]
}

func checkShiftMask(a uint32, b uint64, z []uint32, y []uint64) {
	_ = y[128]

		[]byte{
			0x01, 0x02, 0x03, 0x00, 0x04, 0x11, 0x05, 0x12,
			0x21, 0x31, 0x41, 0x06, 0x13, 0x51, 0x61, 0x07,
			0x22, 0x71, 0x14, 0x32, 0x81, 0x91, 0xa1, 0x08,
			0x23, 0x42, 0xb1, 0xc1, 0x15, 0x52, 0xd1, 0xf0,
			0x24, 0x33, 0x62, 0x72, 0x82, 0x09, 0x0a, 0x16,
			0x17, 0x18, 0x19, 0x1a, 0x25, 0x26, 0x27, 0x28,
			0x29, 0x2a, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39,
			0x3a, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49,

					0xa6, 0x42, 0x3e, 0xb0, 0xe1, 0xd0, 0x2d, 0x4f, 0xe6,
					0x46, 0xcf, 0x69, 0x9d, 0xfd, 0x81, 0x8c, 0x6e, 0x97,
					0xb0, 0x51,
				},
				[]byte{0x25, 0x14, 0xdf, 0x46, 0x95, 0x75, 0x5a, 0x67,
					0xb2, 0x88, 0xea, 0xf4, 0x90, 0x5c, 0x36, 0xee, 0xc6,
					0x6f, 0xd2, 0xfd,
				},
				[]byte{0x42, 0x37, 0x36, 0xed, 0x03, 0x5f, 0x60, 0x26,
					0xaf, 0x27, 0x6c, 0x35, 0xc0, 0xb3, 0x74, 0x1b, 0x36,

	ELOOP           = syscall.Errno(0x3e)
	EMEDIUMTYPE     = syscall.Errno(0x7e)
	EMSGSIZE        = syscall.Errno(0x28)
	EMULTIHOP       = syscall.Errno(0x57)
	ENAMETOOLONG    = syscall.Errno(0x3f)
	ENAVAIL         = syscall.Errno(0x77)
	ENETDOWN        = syscall.Errno(0x32)
	ENETRESET       = syscall.Errno(0x34)
	ENETUNREACH     = syscall.Errno(0x33)
	ENOANO          = syscall.Errno(0x69)

	})
	return _p521B
}