diff --git a/lib/ulib/support/install-pubkeys.sh b/lib/ulib/support/install-pubkeys.sh
index 97b16de..4b86391 100755
--- a/lib/ulib/support/install-pubkeys.sh
+++ b/lib/ulib/support/install-pubkeys.sh
@@ -108,6 +108,12 @@ function nef() {
     "$@" | sed '/^$/d'
 }
 
+function tolower() {
+    echo ${*,,}
+}
+function toupper() {
+    echo ${*^^}
+}
 function isnum() {
     [ ${#1} -gt 0 ] || return 1
     local v="$1"
@@ -1644,9 +1650,9 @@ function array_deli(dest, i,                 l) {
   }
   delete dest[l]
 }
-function array_del(dest, value,              i) {
+function array_del(dest, value, ignoreCase,              i) {
   do {
-    i = key_index(value, dest)
+    i = key_index(value, dest, ignoreCase)
     if (i != 0) array_deli(dest, i)
   } while (i != 0)
 }
@@ -2273,8 +2279,7 @@ function __po_process_options() {
 function __genparse_shortopt() {
     local LC_COLLATE=C
     local shortopt="${1//[^A-Z]}"
-    shortopt="${shortopt:0:1}"
-    shortopt="${shortopt,,}"
+    shortopt="$(tolower "${shortopt:0:1}")"
     [ -n "$shortopt" ] && echo "$shortopt"
 }
 HELP_DESC=
@@ -2289,7 +2294,7 @@ function genparse() {
         if [[ "$var" == *=* ]]; then
             splitvar "$var" name value
             shortopt="$(__genparse_shortopt "$name")"
-            option="${name,,}"
+            option="$(tolower "$name")"
             name="${option//-/_}"
             array_add names "$name"
             array_add descs "${shortopt:+-$shortopt, }--$option VALUE"
@@ -2298,7 +2303,7 @@ function genparse() {
         else
             name="$var"
             shortopt="$(__genparse_shortopt "$name")"
-            option="${name,,}"
+            option="$(tolower "$name")"
             name="${option//-/_}"
             array_add names "$name"
             array_add descs "${shortopt:+-$shortopt, }--$option"
@@ -3594,6 +3599,22 @@ if check_sysinfos -s macosx; then
     function _nl2crlf() { _nl2lf | awk '{ print $0 "\r" }'; }
     function _nl2cr() { _nl2lf | awk 'BEGIN { ORS="" } { print $0 "\r" }'; }
     function sedi() { sed -i '' "$@"; }
+    function tolower() { tr A-Z a-z <<<"$*"; }
+    function toupper() { tr a-z A-Z <<<"$*"; }
+    function is_yes() {
+        case "$(tolower "$1")" in
+        o|oui|y|yes|v|vrai|t|true|on) return 0;;
+        esac
+        isnum "$1" && [ "$1" -ne 0 ] && return 0
+        return 1
+    }
+    function is_no() {
+        case "$(tolower "$1")" in
+        n|non|no|f|faux|false|off) return 0;;
+        esac
+        isnum "$1" && [ "$1" -eq 0 ] && return 0
+        return 1
+    }
 
     function __po_check_options() {
         local -a options args
diff --git a/ucrontab b/ucrontab
index bffcf10..cd656cd 100755
--- a/ucrontab
+++ b/ucrontab
@@ -196,6 +196,12 @@ function nef() {
     "$@" | sed '/^$/d'
 }
 
+function tolower() {
+    echo ${*,,}
+}
+function toupper() {
+    echo ${*^^}
+}
 function isnum() {
     [ ${#1} -gt 0 ] || return 1
     local v="$1"
@@ -1732,9 +1738,9 @@ function array_deli(dest, i,                 l) {
   }
   delete dest[l]
 }
-function array_del(dest, value,              i) {
+function array_del(dest, value, ignoreCase,              i) {
   do {
-    i = key_index(value, dest)
+    i = key_index(value, dest, ignoreCase)
     if (i != 0) array_deli(dest, i)
   } while (i != 0)
 }
@@ -2361,8 +2367,7 @@ function __po_process_options() {
 function __genparse_shortopt() {
     local LC_COLLATE=C
     local shortopt="${1//[^A-Z]}"
-    shortopt="${shortopt:0:1}"
-    shortopt="${shortopt,,}"
+    shortopt="$(tolower "${shortopt:0:1}")"
     [ -n "$shortopt" ] && echo "$shortopt"
 }
 HELP_DESC=
@@ -2377,7 +2382,7 @@ function genparse() {
         if [[ "$var" == *=* ]]; then
             splitvar "$var" name value
             shortopt="$(__genparse_shortopt "$name")"
-            option="${name,,}"
+            option="$(tolower "$name")"
             name="${option//-/_}"
             array_add names "$name"
             array_add descs "${shortopt:+-$shortopt, }--$option VALUE"
@@ -2386,7 +2391,7 @@ function genparse() {
         else
             name="$var"
             shortopt="$(__genparse_shortopt "$name")"
-            option="${name,,}"
+            option="$(tolower "$name")"
             name="${option//-/_}"
             array_add names "$name"
             array_add descs "${shortopt:+-$shortopt, }--$option"
@@ -3882,6 +3887,22 @@ if check_sysinfos -s macosx; then
     function _nl2crlf() { _nl2lf | awk '{ print $0 "\r" }'; }
     function _nl2cr() { _nl2lf | awk 'BEGIN { ORS="" } { print $0 "\r" }'; }
     function sedi() { sed -i '' "$@"; }
+    function tolower() { tr A-Z a-z <<<"$*"; }
+    function toupper() { tr a-z A-Z <<<"$*"; }
+    function is_yes() {
+        case "$(tolower "$1")" in
+        o|oui|y|yes|v|vrai|t|true|on) return 0;;
+        esac
+        isnum "$1" && [ "$1" -ne 0 ] && return 0
+        return 1
+    }
+    function is_no() {
+        case "$(tolower "$1")" in
+        n|non|no|f|faux|false|off) return 0;;
+        esac
+        isnum "$1" && [ "$1" -eq 0 ] && return 0
+        return 1
+    }
 
     function __po_check_options() {
         local -a options args
@@ -4269,11 +4290,16 @@ function enable_in_crontab() {
 function ctnow() {
     date +"%-M %-H %-d %-m %u"
 }
+__CTRESOLVE_CTNOW=""
 function ctresolve() {
     local -a ctnow
-    eval "ctnow=($(ctnow))"
+    if [ -n "$__CTRESOLVE_CTNOW" ]; then
+        eval "ctnow=($__CTRESOLVE_CTNOW)"
+    else
+        eval "ctnow=($(ctnow))"
+    fi
     filter_conf | awkrun -f ctnow[@] '
-function ctmatch(ctval, ref,              parts, part, i, j, start, end, step, ok) {
+function ctmatch_one(ctval, ref,              parts, part, i, j, start, end, step, ok) {
   ok = 0
   split(ctval, parts, /,/)
   for(i = 1; i <= length(parts); i++) {
@@ -4302,17 +4328,41 @@ function ctmatch(ctval, ref,              parts, part, i, j, start, end, step, o
   }
   return ok
 }
+function ctmatch_all(M, H, dom, mon, dow, refM, refH, refdom, refmon, refdow,               Mok, Hok, domok, monok, dowok) {
+    gsub(/\*/, "0-59", M)
+    Mok = ctmatch_one(M, refM)
+
+    gsub(/\*/, "0-23", H)
+    Hok = ctmatch_one(H, refH)
+
+    gsub(/\*/, "1-31", dom)
+    domok = ctmatch_one(dom, refdom)
+
+    gsub(/\*/, "1-12", mon)
+    monok = ctmatch_one(mon, refmon)
+
+    gsub(/\*/, "1-7", dow)
+    dowok = ctmatch_one(dow, refdow)
+
+    return Mok && Hok && monok && (domok || dowok)
+}
+function print_cmd(cmd) {
+  print "__ctexec " quote_value(cmd)
+}
 
 BEGIN {
   refM = ctnow[1]; refH = ctnow[2]; refdom = ctnow[3]; refmon = ctnow[4]; refdow = ctnow[5]
   ctref = refM " " refH " " refdom " " refmon " " refdow
-  print "##now: " ctref
+  print "## now: " ctref
 
-  match_ctline = 0
+  ctline_run = 0
+  ctline_run_one_match = 0
   match_indented = 0
 }
 
 /^(export[ \t]+)?[a-zA-Z_][a-zA-Z0-9_]*[-+%#?]=/ {
+  ctline_run = 0; ctline_run_one_match = 0; match_indented = 0
+
   match($0, /^(export[ \t]+)?([a-zA-Z_][a-zA-Z0-9_]*)([-+%#?])=(.*)$/, parts)
   name = parts[2]
   type = parts[3]
@@ -4330,11 +4380,15 @@ BEGIN {
   next
 }
 /^(export[ \t]+)?[a-zA-Z_][a-zA-Z0-9_]*=/ {
+  ctline_run = 0; ctline_run_one_match = 0; match_indented = 0
+
   sub(/^export[ \t]+/, "", $0)
   print "export " $0
   next
 }
 /^\$.+/ {
+  ctline_run = 0; ctline_run_one_match = 0; match_indented = 0
+
   if ($0 ~ /^\$\{([ \t]*(#.*)?)?$/) {
     getline
     while ($0 !~ /^\$\}([ \t]*(#.*)?)?$/) {
@@ -4347,45 +4401,50 @@ BEGIN {
   }
   next
 }
-/^[ \t]*[-0-9/*,]+[ ]*[-0-9/*,]+[ ]*[-0-9/*,]+[ ]*[-0-9/*,]+[ ]*[-0-9/*,]+/ {
-  M = $1; H = $2; dom = $3; mon = $4; dow = $5
-  sub(/^[ ]*[^ ]+[ ]+[^ ]+[ ]+[^ ]+[ ]+[^ ]+[ ]+[^ ]+[ ]*/, "", $0)
 
-  if (!match_ctline) match_indented = 0
+/^[ \t]*[-0-9/*,]+[ ]*[-0-9/*,]+[ ]*[-0-9/*,]+[ ]*[-0-9/*,]+[ ]*[-0-9/*,]+/ {
+  match_indented = 0
+
+  M = $1; H = $2; dom = $3; mon = $4; dow = $5
   ctline = M " " H " " dom " " mon " " dow
 
-  gsub(/\*/, "0-59", M)
-  Mok = ctmatch(M, refM)
+  sub(/^[ \t]*[^ ]+[ ]+[^ ]+[ ]+[^ ]+[ ]+[^ ]+[ ]+[^ ]+[ ]*/, "", $0)
+  cmd = $0
 
-  gsub(/\*/, "0-23", H)
-  Hok = ctmatch(H, refH)
+  match_cur = ctmatch_all(M, H, dom, mon, dow, refM, refH, refdom, refmon, refdow)
+  if (match_cur) print "## match: " ctline
 
-  gsub(/\*/, "1-31", dom)
-  domok = ctmatch(dom, refdom)
+  if (cmd == "") {
+    ctline_run = 1
+    if (match_cur) ctline_run_one_match = 1
+    if (ctline_run_one_match) match_indented = 1
 
-  gsub(/\*/, "1-12", mon)
-  monok = ctmatch(mon, refmon)
+  } else {
+    if (ctline_run && match_cur) ctline_run_one_match = 1
+    if (ctline_run && ctline_run_one_match) {
+      print_cmd(cmd)
+      match_indented = 1
+    }
 
-  gsub(/\*/, "1-7", dow)
-  dowok = ctmatch(dow, refdow)
+    if (!ctline_run && match_cur) {
+      print_cmd(cmd)
+      match_indented = 1
+    }
 
-  if (Mok && Hok && monok && (domok || dowok)) {
-    print "##matches: " ctline
-    match_ctline = 1
-    match_indented = 1
+    ctline_run = 0
+    ctline_run_one_match = 0
   }
 
-  if (match_ctline && $0 != "") {
-    print "__ctexec " quote_value($0)
-    match_ctline = 0
-  }
   next
 }
 /^[ \t]+/ {
+  ctline_run = 0; ctline_run_one_match = 0
+
   if (match_indented) {
     sub(/^[ \t]+/, "", $0)
-    print "__ctexec " quote_value($0)
+    print_cmd($0)
   }
+
   next
 }
 {