enforce compilation of freetype with 32 bit on i686 systems (#985)
enforce compilation of freetype with 32 bit on i686 systems (#985)

* enforce compilation of freetype with 32 bit on i686 systems

In case of cross compilation on x86-64 systems for i686 targets, Freetype is not compiled for 32 bit.
See also: https://github.com/AdoptOpenJDK/TSC/issues/71#issuecomment-475451019

* don't use an empty CC environment variable on non i686 systems

AdoptOpenJDK/openjdk-build,karianna/openjdk-build,AdoptOpenJDK/openjdk-build,karianna/openjdk-build