common: guard against redefinitions of MIN & MAX
common: guard against redefinitions of MIN & MAX

On Linux, sys/param.h already defines these.  Including certain system
headers (notably rpc/rpc.h) will cause sys/param.h to get pulled in.

Signed-off-by: Josef 'Jeff' Sipek <a620f141433c70aa9e43778305a6c68cbfadfb25@josefsipek.net>
Signed-off-by: Holly Sipek <704816bcbcfa55891fea18ff107a2bdd77680330@gmail.com>

jeffpc/nx01