empty 25 examples/mqueue-cpp/mqueue.cpp if (q.empty()) { empty 54 examples/mqueue-cpp/mqueue.h bool empty() const { return q.empty(); } empty 396 gc/mach_dep.c --> We just generated an empty GC_push_regs, which empty 784 gc/reclaim.c GC_bool empty = GC_block_empty(hhdr); empty 788 gc/reclaim.c } else if (empty) {