beautify a block of code is applied by the beautify.app located in home(1).
by default the _beautify vfp system variable specifies the beautification application for Visual FoxPro programs and runs when you choose the Beautify command on the Tools menu.
_BEAUTIFY = cProgramName, aOptions
can set or reset this line in command window to : home(1)+"beautify.app"
you can verify this by
messagebox(_beautify)