Missing C API functions rb intern2 and rb intern3

Missing C API functions rb intern2 and rb intern3: a task in LegoFlow-SWE (Harbor dataset). Rubinius does not provide the C API functions rb intern2 and rb intern3 , which are available in MRI Ruby (1.8, 1.9, 2.0, and trunk). C extensions that rely on these functions fail to compile or link…

The task

Rubinius does not provide the C API functions `rb_intern2` and `rb_intern3`, which are available in MRI Ruby (1.8, 1.9, 2.0, and trunk). C extensions that rely on these functions fail to compile or link against Rubinius.

Part of Lego-X/LegoFlow-SWE.