*.flv           binary
*.fla           binary
*.swf           binary
*.gz            binary
*.zip           binary
*.jar           binary
*.tar           binary
*.tar.gz        binary
*.7z            binary
*.ttf           binary
*.pyc           binary
*.gpg           binary

	{"AVI video #2", []byte("RIFF,\n\x00\x00AVI LISTÀ"), "video/avi"},

	// Font types.
	// {"MS.FontObject", []byte("\x00\x00")},
	{"TTF sample  I", []byte("\x00\x01\x00\x00\x00\x17\x01\x00\x00\x04\x01\x60\x4f"), "font/ttf"},
	{"TTF sample II", []byte("\x00\x01\x00\x00\x00\x0e\x00\x80\x00\x03\x00\x60\x46"), "font/ttf"},

	{"OTTO sample  I", []byte("\x4f\x54\x54\x4f\x00\x0e\x00\x80\x00\x03\x00\x60\x42\x41\x53\x45"), "font/otf"},

	// amd64: `CMPL\s\(.*\), \$1735815982$`
	// arm64: `MOVD\s\$1735815982`, `CMPW\sR.*, R.*$`
	case ".svg":
		return "C"
	// amd64: `CMPL\s\(.*\), \$1718907950$`
	// arm64: `MOVD\s\$1718907950`, `CMPW\sR.*, R.*$`
	case ".ttf":
		return "D"
	default:
		return ""
	}
}

// use jump tables for type switches to concrete types.
func typeSwitch(x any) int {
	// amd64:`JMP\s\(.*\)\(.*\)$`

		ct:   "application/vnd.ms-fontobject",
	},
	&exactSig{[]byte("\x00\x01\x00\x00"), "font/ttf"},
	&exactSig{[]byte("OTTO"), "font/otf"},
	&exactSig{[]byte("ttcf"), "font/collection"},
	&exactSig{[]byte("wOFF"), "font/woff"},
	&exactSig{[]byte("wOF2"), "font/woff2"},

	// Archive types