var crypto/rand.isEAGAIN

4 uses

	crypto/rand (current package)
		eagain.go#L15: 	isEAGAIN = unixIsEAGAIN
		rand_unix.go#L80: var isEAGAIN func(error) bool // set by eagain.go on unix systems
		rand_unix.go#L90: 	if err != nil && isEAGAIN != nil && isEAGAIN(err) {