In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysntpd line 4:
START=98
^---^ 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/sysntpd line 6:
USE_PROCD=1
^-------^ SC2034 (warning): USE_PROCD 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/sysntpd line 11:
	local interfaces="$1"
        ^--------------^ SC3043 (warning): In POSIX sh, 'local' is undefined.


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysntpd line 12:
	local filter="*"
        ^----------^ SC3043 (warning): In POSIX sh, 'local' is undefined.


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysntpd line 13:
	local interface ntpservers ntpserver
        ^-- SC3043 (warning): In POSIX sh, 'local' is undefined.


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysntpd line 22:
		local duplicate=0
                ^-------------^ SC3043 (warning): In POSIX sh, 'local' is undefined.


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysntpd line 23:
		local entry
                ^---------^ SC3043 (warning): In POSIX sh, 'local' is undefined.


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysntpd line 37:
	local peer
        ^--------^ SC3043 (warning): In POSIX sh, 'local' is undefined.


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysntpd line 44:
	[ $enabled = 0 ] && return
          ^------^ SC2154 (warning): enabled is referenced but not assigned.
          ^------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	[ "$enabled" = 0 ] && return


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysntpd line 46:
	[ $use_dhcp = 1 ] && get_dhcp_ntp_servers "$dhcp_interface"
          ^-------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	[ "$use_dhcp" = 1 ] && get_dhcp_ntp_servers "$dhcp_interface"


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysntpd line 48:
	[ -z "$server" -a "$enable_server" = "0" ] && return
                       ^-- SC2166 (warning): Prefer [ p ] && [ q ] as [ p -a q ] is not well defined.
                           ^------------^ SC2154 (warning): enable_server is referenced but not assigned.


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysntpd line 55:
		procd_append_param command -p $peer
                                              ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
		procd_append_param command -p "$peer"


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysntpd line 66:
	local script name use_dhcp
        ^------------------------^ SC3043 (warning): In POSIX sh, 'local' is undefined.


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysntpd line 68:
	script=$(readlink -f "$initscript")
                              ^---------^ SC2154 (warning): initscript is referenced but not assigned.


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysntpd line 69:
	name=$(basename ${script:-$initscript})
                        ^--------------------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	name=$(basename "${script:-$initscript}")


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysntpd line 71:
	procd_add_config_trigger "config.change" "system" /etc/init.d/$name reload
                                                                      ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	procd_add_config_trigger "config.change" "system" /etc/init.d/"$name" reload


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysntpd line 76:
	[ $use_dhcp = 1 ] && {
          ^-------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	[ "$use_dhcp" = 1 ] && {


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysntpd line 77:
		local dhcp_interface
                ^------------------^ SC3043 (warning): In POSIX sh, 'local' is undefined.


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysntpd line 82:
				procd_add_interface_trigger "interface.*" $n /etc/init.d/$name reload
                                                                          ^-- SC2086 (info): Double quote to prevent globbing and word splitting.
                                                                                         ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
				procd_add_interface_trigger "interface.*" "$n" /etc/init.d/"$name" reload


In /logs/firmware/unblob_extracted/firmware_extract/1568982-13971496.squashfs_v4_le_extract/etc/init.d/sysntpd line 85:
			procd_add_raw_trigger "interface.*" 1000 /etc/init.d/$name reload
                                                                             ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
			procd_add_raw_trigger "interface.*" 1000 /etc/init.d/"$name" reload

For more information:
  https://www.shellcheck.net/wiki/SC2034 -- START appears unused. Verify use ...
  https://www.shellcheck.net/wiki/SC2154 -- enable_server is referenced but n...
  https://www.shellcheck.net/wiki/SC2166 -- Prefer [ p ] && [ q ] as [ p -a q...