In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysfixtime line 4:
START=00
^---^ SC2034 (warning): START appears unused. Verify use (or export if used externally).


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysfixtime line 5:
STOP=90
^--^ SC2034 (warning): STOP appears unused. Verify use (or export if used externally).


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysfixtime line 13:
	local maxtime="$(maxtime)"
        ^-----------^ SC3043 (warning): In POSIX sh, 'local' is undefined.
              ^-----^ SC2155 (warning): Declare and assign separately to avoid masking return values.


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysfixtime line 14:
	local curtime="$(date +%s)"
        ^-----------^ SC3043 (warning): In POSIX sh, 'local' is undefined.
              ^-----^ SC2155 (warning): Declare and assign separately to avoid masking return values.


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysfixtime line 15:
	[ $curtime -lt $maxtime ] && date -s @$maxtime
          ^------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                       ^------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                              ^------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	[ "$curtime" -lt "$maxtime" ] && date -s @"$maxtime"


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysfixtime line 28:
	local file newest
        ^---------------^ SC3043 (warning): In POSIX sh, 'local' is undefined.


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysfixtime line 30:
	for file in $( find /etc -type f ) ; do
                    ^--------------------^ SC2044 (warning): For loops over find output are fragile. Use find -exec or a while read loop.


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysfixtime line 31:
		[ -z "$newest" -o "$newest" -ot "$file" ] && newest=$file
                               ^-- SC2166 (warning): Prefer [ p ] || [ q ] as [ p -o q ] is not well defined.
                                            ^-^ SC3013 (warning): In POSIX sh, -ot is undefined.

For more information:
  https://www.shellcheck.net/wiki/SC2034 -- START appears unused. Verify use ...
  https://www.shellcheck.net/wiki/SC2044 -- For loops over find output are fr...
  https://www.shellcheck.net/wiki/SC2155 -- Declare and assign separately to ...