New review comment by Johnnynator on void-packages repository

https://github.com/void-linux/void-packages/pull/33009#discussion_r713288915

Comment:
They do have hardcoded include path which cause the trouble

https://github.com/nsxiv/nsxiv/blob/v27.1/Makefile#L32

You can probably get around it by setting `CFLAGS="${XBPS_CROSS_BASE}/usr/include/freetype2"`