1 As of release based on tk4.1 this 'mTk' directory 2 contains _complete_ sources of Tk and Tix in their minimally modified 3 forms. 4 5 This is because 'munging' to pTk directory from either modified form 6 or original Tk becomes very complex now Tk is split unix/generic. 7 8 It should also makes merging changes less error prone. 9 10 The mac, win and xlib directories may need attention too.