rb_ary_delete    6111 array.c            rb_define_method(rb_cArray, "delete", rb_ary_delete, 1);
rb_ary_delete    4076 hash.c         	rb_ary_delete(keys, key);
rb_ary_delete      78 include/ruby/intern.h VALUE rb_ary_delete(VALUE, VALUE);
rb_ary_delete     769 thread_sync.c      rb_ary_delete(p->waiting, p->th);
rb_ary_delete    1166 thread_sync.c      return rb_ary_delete(ary, rb_thread_current());