const golang.org/x/sys/unix.CBitFieldMaskBit18

2 uses

	golang.org/x/sys/unix (current package)
		ztypes_linux.go#L1110: 	PerfBitSampleIDAll                   = CBitFieldMaskBit18
		ztypes_linux_amd64.go#L397: 	CBitFieldMaskBit18 = 0x40000