const runtime.tx

7 uses

	runtime (current package)
		utf8.go#L22: 	tx = 0x80 // 1000 0000
		utf8.go#L113: 		p[1] = tx | byte(r)&maskx
		utf8.go#L121: 		p[1] = tx | byte(r>>6)&maskx
		utf8.go#L122: 		p[2] = tx | byte(r)&maskx
		utf8.go#L127: 		p[1] = tx | byte(r>>12)&maskx
		utf8.go#L128: 		p[2] = tx | byte(r>>6)&maskx
		utf8.go#L129: 		p[3] = tx | byte(r)&maskx