diff --git a/lib/ulib/awk b/lib/ulib/awk
index 2a289b0..1de1465 100644
--- a/lib/ulib/awk
+++ b/lib/ulib/awk
@@ -1140,19 +1140,17 @@ function lawkcsv2fsv() {
     done
     shift
 
-    lawkcsv -v fields[@] -v sizes[@] -a '
-{
+    lawkcsv -v fields[@] -v sizes[@] -a '{
   line = ""
   for (i = 1; i <= fields_count; i++) {
     size = sizes[i] + 0
-    value = get(fields[i])
+    value = get(fields[i]) ""
     while (length(value) < size) value = value " "
     if (length(value) > size) value = substr(value, 1, size)
     line = line value
   }
   print line
-}
-' -- "$@"
+}' -- "$@"
 }
 
 function cawkcsv2fsv() { LANG=C lawkcsv2fsv "$@"; }
diff --git a/uawk b/uawk
index c59351a..9b6d3ec 100755
--- a/uawk
+++ b/uawk
@@ -45,14 +45,22 @@ fi
 
 # Aliases pour les noms d'outils
 case "$tool" in
-run) tool=awkrun;;
-csv) tool=awkcsv;;
-grep) tool=grepcsv;;
-fsv2csv|fsv) tool=awkfsv2csv;;
-csv2fsv) tool=awkcsv2fsv;;
-merge) tool=mergecsv;;
-sort) tool=sortcsv;;
-dump) tool=dumpcsv;;
+run) tool=awkrun; toolprefix=; prefix=c; Clang=1;;
+lrun) tool=awkrun; toolprefix=l; prefix=l; Clang=;;
+csv) tool=awkcsv; toolprefix=; prefix=c; Clang=1;;
+lcsv) tool=awkcsv; toolprefix=l; prefix=l; Clang=;;
+grep) tool=grepcsv; toolprefix=; prefix=c; Clang=1;;
+lgrep) tool=grepcsv; toolprefix=l; prefix=l; Clang=;;
+fsv2csv|fsv) tool=awkfsv2csv; toolprefix=; prefix=c; Clang=1;;
+lfsv2csv|lfsv) tool=awkfsv2csv; toolprefix=l; prefix=l; Clang=;;
+csv2fsv) tool=awkcsv2fsv; toolprefix=; prefix=c; Clang=1;;
+lcsv2fsv) tool=awkcsv2fsv; toolprefix=l; prefix=l; Clang=;;
+merge) tool=mergecsv; toolprefix=; prefix=c; Clang=1;;
+lmerge) tool=mergecsv; toolprefix=l; prefix=l; Clang=;;
+sort) tool=sortcsv; toolprefix=; prefix=c; Clang=1;;
+lsort) tool=sortcsv; toolprefix=l; prefix=l; Clang=;;
+dump) tool=dumpcsv; toolprefix=; prefix=c; Clang=1;;
+ldump) tool=dumpcsv; toolprefix=l; prefix=l; Clang=;;
 esac
 scriptname="$toolprefix$tool"