Android: HOME does not seem to be always set on Android... So if HOME is not set, use the application directory if available... This allows HandyFTP to default to a readable folder on Android. The absolute fallback of / is not readable on my Android device.

[Desktop Entry]
Name=Dynamic Windows Test
Exec=@prefix@/bin/dwtest 
Terminal=false
MultipleArgs=false
Type=Application
Categories=Application;Development;X-Red-Hat-Base;