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

one use

	golang.org/x/sys/unix (current package)
		zerrors_linux.go#L1362: 	F_GET_RW_HINT                               = 0x40b

The pages are generated with Golds v0.7.6. (GOOS=linux GOARCH=amd64)