I have version 0.74 of DOSBox. I intend to try the current SVN build if I can get it to build on Cygwin.

DOSBox has been working fine until I upgraded to Windows 10. Now, when I activate the keyboard mapper with CTRL-F1, the screen comes up blank. If I click around in the dark in the blank screen the contents eventually appear, but I have to click things several times to actually select them and do …