signal__return_value  131 tests/lib/utilunix__my_system-common.c static sighandler_t signal__return_value = NULL;
signal__return_value  155 tests/lib/utilunix__my_system-common.c     return signal__return_value;
signal__return_value  310 tests/lib/utilunix__my_system-common.c     signal__return_value = NULL;