When highlighting PHP builtins, use Name.Builtin as token type.
When highlighting PHP builtins, use Name.Builtin as token type.

erickt/pygments,erickt/pygments,erickt/pygments,erickt/pygments,erickt/pygments,erickt/pygments,erickt/pygments,erickt/pygments,erickt/pygments,erickt/pygments,erickt/pygments,erickt/pygments