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Top Forums Shell Programming and Scripting find 4 chars on 2nd line, 44 chars over Post 302255481 by joeyg on Thursday 6th of November 2008 01:28:42 PM
Old 11-06-2008
Hammer & Screwdriver how about...

tail +2 myfile | head -1 | cut -c44-47
 

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STRUCT 
CFG80211_BEAC(9) Actions and configuration STRUCT CFG80211_BEAC(9) NAME
struct_cfg80211_beacon_data - beacon data SYNOPSIS
struct cfg80211_beacon_data { const u8 * head; const u8 * tail; const u8 * beacon_ies; const u8 * proberesp_ies; const u8 * assocresp_ies; const u8 * probe_resp; size_t head_len; size_t tail_len; size_t beacon_ies_len; size_t proberesp_ies_len; size_t assocresp_ies_len; size_t probe_resp_len; }; MEMBERS
head head portion of beacon (before TIM IE) or NULL if not changed tail tail portion of beacon (after TIM IE) or NULL if not changed beacon_ies extra information element(s) to add into Beacon frames or NULL proberesp_ies extra information element(s) to add into Probe Response frames or NULL assocresp_ies extra information element(s) to add into (Re)Association Response frames or NULL probe_resp probe response template (AP mode only) head_len length of head tail_len length of tail beacon_ies_len length of beacon_ies in octets proberesp_ies_len length of proberesp_ies in octets assocresp_ies_len length of assocresp_ies in octets probe_resp_len length of probe response template (probe_resp) AUTHOR
Johannes Berg <johannes@sipsolutions.net> Author. COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 STRUCT CFG80211_BEAC(9)
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