úÎ!èÄNone°mmsyn3!Function that is used instead of D to check whether the executable ends in .exe. The function returns  IO Nothing if there is neither ys nor (ys ++ ".exe")) names for executables in the variable PATHmmsyn3kFunction to get the proper name of the executable in the system (it must be seen in the directories in the PATH variable). You can use  "nameOfExecutable" to get Just "nameOfExecutable"R if it is present on the system. Further you can adopt it to be used inside the  as the name of the executable%mmsyn3-0.1.2.2-CB6kc9UIq4gFzhqCJJacAcEndOfExe System.InfoosSystem.Process callCommandendOfExecutableshowE