C:\Tcl\lib>move tcl86.lib  original-tcl86.lib
        1 file(s) moved.

C:\Tcl\lib>gendef  C:\Tcl\bin\tcl86.dll
 * [C:\Tcl\bin\tcl86.dll] Found PE+ image

C:\Tcl\lib>dlltool --kill-at --input-def tcl86.def --output-lib tcl86.lib

C:\Tcl\lib>