rb_block_call_func  179 enum.c             rb_block_call_func *func;
rb_block_call_func  311 enum.c             rb_block_call_func *func;
rb_block_call_func  741 enum.c             rb_block_call_func *iter = inject_i;
rb_block_call_func 1796 enumerator.c       rb_block_call_func *func = lazy_zip_arrays_func;
rb_block_call_func 1830 include/ruby/ruby.h typedef rb_block_call_func *rb_block_call_func_t;
rb_block_call_func 2006 vm_eval.c          VALUE val = vm_catch_protect(t, (rb_block_call_func *)func, data, &state, th);
rb_block_call_func 2301 vm_insnhelper.c     rb_block_call_func *func;
rb_block_call_func 2337 vm_insnhelper.c 	func = (rb_block_call_func *)ifunc->func;