-echon()
-{
- if [ "x`echo -n`" = "x" ]; then
- echo -n "$@"
- elif [ "x`echo '\c'`" = "x" ]; then
- echo "$@\c"
- else
- fatal "Don't know how to echo without newline."
- fi
-}
-
-have_prog()
-{
- saved_IFS="$IFS"
- IFS=":"
- for i in $PATH
- do
- if [ -x $i/$1 ]; then
- IFS="$saved_IFS"
- return 0
- fi
- done
- IFS="$saved_IFS"
- return 1
-}
-