fails to build on windows 10

[chinwobble]

esy-harfbuzz v1.9.0

I'm geting this error when trying to build on windows 10
esy v0.0.6
tested on node js v10 and v12

C:\Users\benne\.esy\source\i\esy_harfbuzz__1.9.1008__1df24f99>esy -v
info esy 0.6.6 (using package.json)
info running:
             esy build-dependencies \
             --all \
             esy-harfbuzz@link-dev:./package.json
info running:
             esy build-package (disable-sandbox: false)\
             esy-harfbuzz@link-dev:./package.json
Install: /cygdrive/c/Users/benne/.esy/source/i/esy_harfbuzz__1.9.1008__1df24f99/_esy/default/store/s/esy_harfbuzz-720c19bc
/usr/bin/cmake
error: command failed: "bash" "-c" "./esy/configure-windows.sh" (exited with 127)
esy-build-package: exiting with errors above...
error: build failed with exit code: 1

esy: exiting due to errors above