my settings for "sys.txt" [gps] section

[gps]
location_net=1
location_gps=1
background_navigation=1
location_log=0
location_log_filename="gpslog/LocationManager"
gps_fix_ignores_num_satellites=1
accept_position_at_precision_change=1
accuracy_workaround=1
min_distance_timestamp=1000
min_valid_heading_speed=0
skip_announce_errors=1