Tcl/Tk support in QNX 4.25

Dear all,

A very good morning to you!!
Could anyone tell me whether Tcl/Tk is supported in QNX 4.25?
Or at least has anyone know whether there is a ready-made port for Tcl/Tk for QNX 4.25?

Thanking you in advance,

Wishing all of you Merry Christmas in advance!!