ID 267297 - NUKE_FONT_PATH env variable no longer loads fonts on Windows

Problem summary
NUKE_FONT_PATH env variable no longer loads fonts on Windows

Customer reported version
nuke.9.0v4

Customer reported platform
windows10

Steps to reproduce

1)  set NUKE_FONT_PATH=<valid directory containing fonts>   where you have placed a valid set of font files that are not found in the default Nuke set

2) launch Nuke and add a Text node

3) check the font pulldown for your font and try to use it

Workaround
Unknown. 

Reproduced by support
Windows 7
Nuke10.5v2

Regresssion - does not repro on 10.5v1, 10.0v5, 9.0v9

Expected behaviour
my font is found on the pulldown list and can be used

Actual behaviour
my font is found on the pulldown list