drawserv: command not found

Have You tried accessing the binary with the full path?

Maybe Your $PATH variable doesn't contain the default paths? echo $PATH should give something like:

[root@server ~]# echo $PATH
/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin

If it's empty, You may set the PATH variable with this command

export PATH="/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin"

On Debian possible default full paths are:

/usr/bin/drawserv - from package: ivtools-bin

You may install the required package with command apt-get install {package}
Error in other languages:
drawserv: bevel nie gevind nie
drawserv: comandă negăsită
drawserv: comando não encontrado
drawserv: commande introuvable
drawserv: command not found
drawserv: käsku ei ole
drawserv: không tìm thấy lệnh
drawserv: komanda nerasta
drawserv: Kommando nicht gefunden.
drawserv: kommandot finns inte
drawserv: komut yok
drawserv: nie znaleziono polecenia
drawserv: níor aimsíodh an t-ordú
drawserv: no se encontró la orden
drawserv: no s'ha trobat l'ordre
drawserv: opdracht niet gevonden
drawserv: parancs nem található
drawserv: perintah tidak ditemukan
drawserv: príkaz nenájdený
drawserv: příkaz nenalezen
drawserv: команда не найдена
drawserv: командата не е открита
drawserv: 命令找不到
drawserv: コマンドが見つかりません