IPS_FIXED_TIMEOUT_BIT 74 include/linux/netfilter/nf_conntrack_common.h IPS_FIXED_TIMEOUT_BIT = 10, IPS_FIXED_TIMEOUT_BIT 75 include/linux/netfilter/nf_conntrack_common.h IPS_FIXED_TIMEOUT = (1 << IPS_FIXED_TIMEOUT_BIT),