Bo Peng wrote:
No. This is not the case. When an associated viewer exist, the detected viewers will *not* be used. This is why the detection is not needed at all.You case is only valid when the format is not associated with any viewer under native windows, and configure.py finds a viewer in cygwin.
If teTeX/Cygwin is installed and MiKTeX is not, it can help for the DVI viewer.
Joost