New comment by newbluemoon on void-packages repository

https://github.com/void-linux/void-packages/pull/32153#issuecomment-886462033

Comment:
> any idea how to fix cross build?

You just got `hostmakedepends` and `makedepends` mixed up. ;)
It has to be the other way around:
```
hostmakedepends="perl-ExtUtils-PkgConfig"
makedepends="gd-devel"
```
Then native and cross builds finish just fine.