<def f='src/src/sys/external/bsd/ipf/netinet/ip_fil.h' l='1272' ll='1280'/>
<size>12</size>
<doc f='src/src/sys/external/bsd/ipf/netinet/ip_fil.h' l='1269'>/*
 * Format of an Authentication header
 */</doc>
<mbr r='authhdr::ah_next' o='0' t='u_char'/>
<mbr r='authhdr::ah_plen' o='8' t='u_char'/>
<mbr r='authhdr::ah_reserved' o='16' t='u_short'/>
<mbr r='authhdr::ah_spi' o='32' t='u_32_t'/>
<mbr r='authhdr::ah_seq' o='64' t='u_32_t'/>
