Error compiling webkit2gtk 2.30.2 on current

Anyone else having problems compiling webkit2gtk 2.30.2 on current with this slackbuild?

https://github.com/Ponce/slackbuilds...ies/webkit2gtk

I get up to here:

[ 20%] Built target WTF_CopyHeaders
make[1]: *** [CMakeFiles/Makefile2:654: Source/WTF/wtf/CMakeFiles/WTF.dir/all] Error 2
make[1]: *** Waiting for unfinished jobs....
[ 20%] Built target WebCoreBindings
make: *** [Makefile:171: all] Error 2
Failures:
webkit2gtk: webkit2gtk.SlackBuild return non-zero