GlobalVariableRef  363 crowbar.h          GlobalVariableRef	*global_variable;
GlobalVariableRef  124 eval.c             GlobalVariableRef *pos;
GlobalVariableRef  871 eval.c             GlobalVariableRef *ref;
GlobalVariableRef   40 execute.c      	GlobalVariableRef *ref_pos;
GlobalVariableRef   41 execute.c      	GlobalVariableRef *new_ref;
GlobalVariableRef   55 execute.c      	new_ref = MEM_malloc(sizeof(GlobalVariableRef));